Age Tag Group

Stories that fall into the tag group “Age”.

  Subtags: Age Difference;Age Progression;Age Regression;First Time/Virgin;Seniors.

A 10

The accidental wizard by nolanspice Ken and Jay’s excursion into alchemy yields astounding results. 2 parts Added Jan 2006 Updated 2 Jan 2006 29k views 4.4 stars (7 votes) 2,926 words •Cock Growth•Huge Cock•Replication•Muscle Growth•Muscle/Strength•Transformation•Voice Deepening•Plausible Size Difference•Size Increase•Age Regression•Race/Ethnicity Change•Selfcest

Alpha Coach and Mike by Eric Aaldersen Alpha Mike remembers the alpha who made him—his super-hot high school hockey coach! Added Apr 2020 9,967 views 5.0 stars (7 votes) 7,300 words •Huge Balls•Huge Cock•Muscle/Strength•First Time/Virgin•Supernatural •M/t

Alpha Dave goes camping by Eric Aaldersen A special breed of men walks secretly among us. On a camping trip with his latest twunky conquest, one of these men, a muscle alpha named Dave, senses still more hotties nearby, ripe for his attentions and his bottomless supply of spunk. Added Dec 2019 11k views 5.0 stars (9 votes) 8,226 words •Muscle/Strength•First Time/Virgin•Supernatural •M/M

Alpha Jamie and Alpha Jordan spread their seed by Eric Aaldersen Not even aware of their new status as alphas, Jamie and Jordan have loads of fun with their teammates. Added Apr 2020 8,675 views 4.8 stars (6 votes) 5,341 words •Huge Balls•Huge Cock•Muscle/Strength•First Time/Virgin•Supernatural •t/t

Alpha Luke goes camping by Eric Aaldersen Budding Alpha Luke takes his twink buddies into the woods for a weekend of exploration. Added Jan 2020 10k views 5.0 stars (10 votes) 12k words •Huge Cock•Muscle/Strength•First Time/Virgin•Supernatural •M/M•M/M/M

Alpha Luke releases the beast by Eric Aaldersen Luke thinks back to his first sexual encounter with a beta—in the back of a school bus! Added May 2020 10k views 4.7 stars (11 votes) 4,905 words •Huge Cock•Hyper Cum•Hyper Strength•Muscle/Strength•First Time/Virgin•Hyper Pheromones•Supernatural •t/t

Alpha product series by Chet Boner 19-year-old Trent accepts a free trial product series called “Alpha Product” in exchange for his feedback. He receives the first product very quickly, but doesn’t know how many people would be affected and grow as a result of this choice! 19 parts Added May 2017 Updated 11 May 2019 87k views 4.3 stars (43 votes) 23k words •Cock Growth•Huge Balls•Hyper Cum•Nipple Emissions•Muscle Growth•Muscle/Strength•Age Difference•Incest•Brothers•Father/Son•Stories with Images •M/M•M/M/M

Amethyst horizon by will88nh Change comes unexpectedly to Will, in the form of a pizza delivery boy. 3 parts Added Aug 2005 16k views 4.4 stars (11 votes) 6,315 words •Cock Growth•Huge Cock•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Transformation•Age Regression•Suggestion •M/M

And then he came by Teen Hulk David's dream is interrupted … but only until his next visit to the gym. 2 parts Added May 2002 45k views 4.4 stars (9 votes) 7,372 words •Cock Growth•Huge Cock•Self-suck•Hyper Cum•Muscle Growth•Muscle/Strength•First Time/Virgin•Infectious •M/M

The awakening by Johnny M Danny’s secret muscle-breast fantasy kink begins bleeding into the real world. 10 parts Added Jul 2012 63k views 4.7 stars (21 votes) 25k words •Hyper Cum•Nipple Emissions•Muscle Breast•Muscle/Strength•Age Difference•Incest•Brothers•Father/Son •M/M•M/M/M•M/M/M/...

B 14

Bali encounter by LenZelig On a trip to Bali, a happily married couple, Pete and Lori, encounter a pair of irresistibly beautiful muscle twins named Wayan and Kadek, and then their family and friends… and things become deliciously complicated. 2 parts Added Nov 2017 Updated 8 Dec 2017 15k views 5.0 stars (10 votes) 29k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•First Time/Virgin•Incest•Brothers•Twins•Bisexual•Hetero Sex•Dom/Sub •M/M•M/M/M•M/F•M/M/F

A Barber story: The Titan Brothers by Ogrebear Two men from opposite ends of life get a world-changing haircut.  Added Dec 2022 6,612 views 5.0 stars (9 votes) 5,252 words •Cock Growth•Huge Balls•Huge Cock•Public Orgasm•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Getting Hairy•Retcon•Suggestion•Incest•Brothers•Twins •M/M

Be careful what you wish for by Tereshky “I can give you anything you wish for. Just don’t blame me if you weren’t specific enough.” A mystical man shows up to people in despair to offer the desires of their hearts, but he has a tendency to give them more than they wanted. So if a man in a gray suit comes up to you offering to give you anything you want, be careful what you wish for. 9 parts Added Feb 2020 Updated 19 Jun 2021 54k views 4.8 stars (18 votes) 42k words (#89) •Cock Growth•Huge Balls•Huge Cock•Straight to Gay•Immobility•Muscle Growth•Muscle/Strength•Age Regression•Nonconsensual change •M/M

The bear’s cub by CurlyJin A giant man calling himself Bear takes in a young man just entering a nearby college. 3 parts Added Jul 2016 Updated 19 Aug 2016 23k views 3.8 stars (10 votes) 12k words •Huge Cock•Hyper Cock•Muscle/Strength•Plausible Size Difference•First Time/Virgin

Bending the straight boys by iciss At first all those hot straight guys seemed like real jerks. And then they started getting hunkier, and hornier, and a lot more aware of each other. 2 parts Added Jan 2008 72k views 4.7 stars (39 votes) 11k words •Cock Growth•Huge Cock•Public Orgasm•Straight to Gay•Muscle Growth•Muscle/Strength•Getting Handsomer•First Time/Virgin•Incest•Brothers•Twins•Nonconsensual change•Infectious •M/M•M/M/M

Beyond Marrakech by brazboy What lies beyond Marrakech, gateway to the inhospitable Sahara? There lie lush green oases amidst the endless sand, made possible and populated by an unusual variety of men, their society, their rules and rulers. 6 parts Added Feb 2023 3,883 views 4.8 stars (8 votes) 10k words •Always Hard•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Public Orgasm•Muscle/Strength•Public Nudity•Increased Libido•Giants•Plausible Size Difference•Age Difference•First Time/Virgin•Incest•Brothers•Dom/Sub•Sex-Slave•Medieval(ish) •M/M•M/M/M/...

Big is better by XH4M Pete and Sam experience epic growth, unexpected adventures, and sweet romance. 32 parts Added Oct 2003 75k views 4.2 stars (15 votes) 111k words (#19) •Huge Cock•Nipcocks•Muscle Growth•Muscle/Strength•First Time/Virgin•Demons•Witch/Warlock/Wizard•Hypnosis •M/M

Birthday bonus by john smith In a world where magic is real, Jeremy's enchanted birthday gifts are put to immediate use. Added Jan 2006 25k views 5.0 stars (9 votes) 4,359 words •Cock Growth•Huge Cock•Straight to Gay•Increased Libido•First Time/Virgin •t/t

Blooming season by brazboy Heitor is a member of a sexual minority looking for an accommodating place in which to live downtown—hard to do on a budget. Thankfully, Samuel is looking for someone to share the bills with, and is also a member of a different sexual minority which has its own set of challenges. Living together will prove to be more engaging than either of them had in mind. Added Oct 2021 7,500 views 4.5 stars (11 votes) 8,442 words •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Muscle/Strength•Increased Libido•Getting Fatter•First Time/Virgin•Hyper Pheromones •M/M

The bonding by NBCK99 Roy is reluctant to meet up with Cody, the hottie he’d met online—even more so because they’re meeting up at a dance club, and Roy didn’t do clubs. But Cody manages to get Roy to see things his way, though not without some surprises for Cody, too. Added Apr 2016 19k views 4.8 stars (13 votes) 7,120 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Age Regression•Retcon•Suggestion •M/M

The box by BRK Steve gets a box of clothes from his mysterious and beautiful brother, Peter, and it turns out the clothes have an amazing effect on his already unusual body. 8 parts Added Dec 2002 Updated 7 Sep 2019 29k views 5.0 stars (13 votes) 30k words •Cock Growth•Huge Cock•Public Orgasm•Extra digits•Multicock•Multihead•Four Legs•Multiarm•Multileg•Multilimb•Replication•Muscle Growth•Stretchy•Getting Handsomer•Getting Taller•First Time/Virgin•Incest•Brothers•Selfcest•Witch/Warlock/Wizard •M/M•M/M/M•M/M/M/...

The boy god moves in by Richard Jasper This one is a continuation of LuvMusl’s classic story, Boy God. He kindly agreed to let me play with his characters. And, me being me, this one is very much in my style, not his. Added Aug 2020 6,764 views 4.5 stars (4 votes) 3,727 words •Huge Cock•Muscle Growth•Muscle/Strength•Age Difference

Boy in a bag by Absman420 Maybe there’s such a thing as too much hormone therapy… Added Oct 2020 19k views 4.6 stars (14 votes) 7,534 words •Cock Growth•Huge Cock•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle/Strength•Age Regression•Nonconsensual change •M/M

Bull’s strength by muscl4life On a quiet farm far from anywhere, an orphan named Joshua grows up so huge and strong that he’s bullied for being a freak. His aunt and uncle raise him with love and teach him to accept who he is, but Joshua yearns to be among men who don’t just accept his giant body, but love and admire his amazing size and power. 28 parts Added Jul 2018 Updated 6 Oct 2018 89k views 4.8 stars (45 votes) 88k words (#28) •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multi-abs•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Age Difference•Bestiality•Incest•Father/Son•Destruction/Violence•Infectious•Flying •M/M•M/M/M•M/M/M/...

C 12

C is for… by King Dave Owen decides to order some custom health supplements online. He never expected them to have these kinds of side effects. 4 parts Added Feb 2021 Updated 6 Mar 2021 18k views 4.9 stars (13 votes) 8,701 words •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Age Regression

Chad gets collared by Portowulf Roommates Rohan and Chad find an alternative use to a failed experimental device. Added May 2020 10k views 3.8 stars (5 votes) 2,027 words •Straight to Gay•Dom/Sub•Humiliation•Sex-Slave•Mind Control

Chris olympus by FanTCMan 3 parts Added Dec 2002 39k views 4.5 stars (21 votes) 9,167 words •Cock Growth•Straight to Gay•Muscle Growth•Muscle/Strength•Getting Hairy•Age Difference•Incest•Father/Son

The chronicles of Besar Otot by OneLuckyGuy89 On a distant unknown island near Indonesia called Besar Otot, Kenny Masters returns home a new man and intends to change his family as well. 8 parts Added Jan 2020 Updated 8 May 2021 20k views 4.0 stars (3 votes) 26k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Multicock•Gender Swap•Straight to Gay•Muscle Growth•Muscle/Strength•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Age Progression•Getting Hairy•Age Difference•Incest•Brothers•Father/Son•Nonconsensual change•Hyper Pheromones

Chronivac in the workplace by Dusk Skull King When a good looking straight guy comes in with his wife, how can I resist not messing with them? 2 parts Added Jul 2022 Updated 6 Aug 2022 8,268 views 4.4 stars (8 votes) 5,227 words •Cock Growth•Getting Dumber•Straight to Gay•Muscle Growth•Age Regression•App•Retcon•Nonconsensual change •M/M

The clockwork dial by RdyRoger A man finds what looks like a beat-up old pocket watch, but when he gets it working again he finds its intricate dials and mechanisms are actually designed to make other guys incrementally—like his roommate Gabe, for example. Added Apr 2012 26k views 4.8 stars (28 votes) 3,603 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Age Regression•Getting Hairy

A close encounter by King Dave Evan is not alone in his apartment. Something that wants to study him. Is that all that it wants? 3 parts Added Dec 2021 Updated 8 Jan 2022 9,812 views 4.8 stars (23 votes) 7,234 words •Cock Growth•Muscle Growth•Butt Growth•Getting Handsomer•Voice Deepening•Getting Hairy•First Time/Virgin•Aliens•Shapeshifting •M/M

The collection by BRK Zach is surprised to get a Thanksgiving dinner invite from his reclusive great uncle Derek, but a trip to Maine with his friends sounds better than cooking. As it turns out, more awaits them in the strange old oceanside house than a few platefuls of turkey and cranberry sauce. 8 parts Added Nov 2022 Updated 28 Jan 2023 8,888 views 4.7 stars (6 votes) 16k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multileg•Multilimb•Replication•Muscle Growth•Getting Handsomer•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Size Increase•Age Regression•Selfcest•Nonconsensual change•Supernatural•Thanksgiving •M/M

Colt chronicles: Sex note by Neltharion5 Added Sep 2009 12k views 4.5 stars (2 votes) 3,723 words •Muscle Growth•Muscle/Strength•First Time/Virgin

Company guys by FanTCMan You can’t even imagine how excited Joey and I were, excited and scared, when Dad said he was going to give us the formula he’d been sampling. We were going to be models for what he called the Company. 2 parts Added Dec 2002 36k views 4.6 stars (11 votes) 7,919 words •Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Hairy•Age Difference•Incest•Father/Son

The construction worker by Peterbilt A troubled young hardhat named Jordan is helped through a series of self-discoveries by Joe, a father-figure who comes to mean more and more to Jordan. Added Sep 2015 26k views 4.9 stars (14 votes) 22k words •Cock Growth•Huge Cock•Muscle/Strength•Age Difference•First Time/Virgin•Incest•Father/Son

The cowboy by Chance Riverwind Added Jul 2002 20k views 2.1 stars (7 votes) 1,967 words •Cock Growth•Huge Cock•Muscle/Strength•Giants•Age Difference•Incest•Father/Son

D 15

Daddy muscle by Richard Jasper When Roger’s daughter is born, he decides it’s time to grow some serious muscle. He succeeds beyond his wildest dreams. It’s the Circle of Life! Added Apr 2020 9,999 views 4.5 stars (8 votes) 7,446 words •Muscle Growth•Muscle/Strength•Age Difference

Daddy’s little boy by TonnyGiant Jimmie returns home from college for the summer to rediscover just how drawn he is to his massive, muscle bear stepfather. 2 parts Added Sep 2018 Updated 11 May 2019 32k views 4.7 stars (13 votes) 4,961 words •Huge Cock•Muscle Gut•Muscle/Strength•Plausible Size Difference•Age Difference•Incest•Father/Son•Dom/Sub •M/M

Dad’s gift by John Y. For Jeff’s 18th birthday, his dad decides to give him something special and close to his heart—a donkey dick. Added Mar 2004 51k views 4.7 stars (28 votes) 4,994 words •Cock Growth•Huge Cock•Age Difference•Incest•Father/Son

Dad’s water balloon by PumpedBalloon Your step-dad is home alone with you for the week and on the first day, you and he discover a new bond through some exploration. You discover what it's like to feel a man in your mouth as he gets bigger in more ways than one. Added May 2023 5,740 views 5.0 stars (12 votes) 3,858 words •Huge Balls•Huge Cock•Man Scent•Belly Growth•Inflation•First Time/Virgin•Father/Son •M/M

Daemos island by Charles Westfall A Polish scientist and explorer, Ferdinand Rolcek, discovers a hidden island where the lost secrets of the Daemos, alien pioneers of masculine beauty and sexuality far beyond anything known to humanity, are finally revealed to him; and what he learns makes him never want to leave again. Don’t worry, he won’t be lonely. 6 parts Added Feb 2003 30k views 3.2 stars (21 votes) 15k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Size Increase•Age Difference•Incest•Father/Son•Twins•Destruction/Violence •M/t

Damian and the three muscleteens by hyperboi 5 parts Added Dec 2012 57k views 4.3 stars (28 votes) 8,170 words •Cock Growth•Huge Cock•Hyper Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Age Difference•Incest•Brothers•Father/Son•Twins•Infectious

Davey and the Donaldsons by BRK Davey, a high-spirited young twunk, decides to cheer up a forty-something couple he meets at a happening bar the night of his 25th birthday. Added Feb 2023 4,316 views 4.6 stars (11 votes) 2,471 words •Cock Growth•Muscle Growth•Getting Handsomer•Suggestion•Age Difference •M/M/M

Dawn of the Dragon-Men by JKL Drake and Irving stumble on an old dragon’s nest and investigate a dead-looking dragon’s egg they find there, only it’s not as inert as it seems. Added May 2020 5,401 views 4.4 stars (5 votes) 1,156 words •Wings•Straight to Gay•Muscle Growth•Transformation•Size Increase•First Time/Virgin•Anthro/Scaly

A day at the beach by Thatbadwriter You watch in dismay and amazement as your father, who’s gained the ability to grow himself to giant size in a freak medical accident, takes a trip to the beach with you and decides to make himself bigger than he’s ever tried to become before. Added Aug 2019 13k views 4.1 stars (16 votes) 1,624 words •Huge Cock•Hyper Cock•Giants•Size Increase•Age Difference•Incest•Father/Son•Destruction/Violence

Days & Knights by iHeywood Bash wants to surprise his family by coming home from college for Thanksgiving early. But he gets a surprise himself. His dad is sucking his own massive cock. 3 parts Added Apr 2022 Updated 28 May 2022 10k views 4.8 stars (34 votes) 9,852 words •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Muscle Growth•Age Difference•Incest•Father/Son•Thanksgiving •M/M•M/M/M

Derek and Simon by BRK Newlyweds Derek and Simon suspect their new house might be haunted, and after sharing a few bottles of wine one night testing that theory starts to sound like a good idea. Added Jul 2022 8,602 views 4.6 stars (12 votes) 5,244 words •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Transformation•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Age Progression•Getting Hairy•Dom/Sub•Merging•Shared Body•Ghosts•Supernatural•Complete•Alcohol •M/M•M/M/M

Derek’s rebirth by muscl4life An elixir from the dawn of time is turning Derek into the ultimate muscle daddy, which he demonstrates by wearing out three young admirers. Taking on a personal trainer as his acolyte, Derek prepares himself for an even more impressive Phase Two of his transformation. 3 parts Added Nov 2018 33k views 4.6 stars (21 votes) 12k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Nipple Emissions•Straight to Gay•Muscle Growth•Muscle/Strength•Giants•Plausible Size Difference•Size Increase•Age Difference •M/M

Domination is the core of sex by Master Primus A young college boy learns to seduce and dominate men and jocks in his life. His life will take many turns in terms of love, tragedy, and more. Read to find it out. Added Jun 2020 5,069 views 5,094 words •Muscle/Strength•Age Difference•Dom/Sub•Humiliation•Sex-Slave

A donkey dick at the senior rehab by Flynn It’s all right there in the title. Added Jun 2014 18k views 3.8 stars (10 votes) 1,606 words •Huge Cock•Age Difference•Seniors

Down on his luck by BigManBigBelly Brody was dumped by his girlfriend, who took the dog, and then was fired at his job. Depression leads to weight gain but he manages to catch the eye of a wealthy, older man who forces him to confront new thoughts and considerations. Added Feb 2022 4,573 views 5.0 stars (3 votes) 4,588 words •Straight to Gay•Getting Fatter•Age Difference •M/M

E 4

Empire by LenZelig A massive consolidation of the entire “Bill’s Education” universe, incorporating the previously separately posted “The Surfer”, “The Rescue”, “Spring Break”, “Pickup Trouble”, and “School Days”, “Empire” is the wide-ranging tale of easy transformation and even easier sex across all boundaries—friends, family members, genders, even species—as a fortunate crop of humans stumble into a wider universe of size, muscle, double-digit-length cocks and much, much more and discover the true meaning of shared, radical, uninhibited pleasure. 40 parts Added Apr 2019 Updated 1 May 2021 134k views 3.7 stars (6 votes) 366k words (#1) •Cock Growth•Huge Cock•Self-suck•Straight to Gay•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Age Difference•Bestiality•First Time/Virgin•Incest•Brothers•Father/Son•Twins•Bisexual•Hetero Sex•Nonconsensual change•Sex-Slave•Shared Body•Aliens•Space Travel•Witch/Warlock/Wizard•Thanksgiving•Mind Control•Complete

Endmyths by Taur Reg Transformations spread through an entire town—but why? 12 parts Added Aug 2013 19k views 4.9 stars (7 votes) 19k words •Multilimb•Age Difference•Incest•Father/Son•Centaurs•Naga•Satyrs•Shapeshifting

Eric and Scott by TheFitz A slow-burn romance with a bit of fantasy involving a nerd and a jock whose secrets aren't enough to keep them apart. 8 parts Added Oct 2020 4,854 views 4.3 stars (7 votes) 11k words •Muscle/Strength•First Time/Virgin•Supernatural •M/M

The expedition by BRK An archaeologist and his research assistant, joined at the last minute by a jock desperate to boost his GPA, embark on a preliminary exploration of a mysterious Aegean island. 16 parts Added Jul 2021 Updated 1 Oct 2022 18k views 4.9 stars (16 votes) 37k words •Always Hard•Cock Growth•Huge Cock•Multicock•Multihead•Boytaur•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multitongue•Replication•Stacking•Hyper Strength•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Taller•Giants•Plausible Size Difference•Size Decrease•Size Increase•Tongue Growth•Age Difference•Selfcest•Infectious•Merging•Shared Body•Centaurs•Pagan gods •M/M•M/M/M

F 7

First big date by Peterbilt Ben’s story of his relationship with young Jason covers many years, including getting the deets of Jason’s first big date. 3 parts Added Dec 2007 33k views 4.9 stars (22 votes) 37k words •Cock Growth•Huge Cock•Public Orgasm•Muscle/Strength•Age Difference•First Time/Virgin •M/M

First time(s) by Richard Jasper Our perennial protagonist, Roger, records seven different versions of his first-time same sex encounter. The usual steamy muscle growth fantasies ensue. 6 parts Added May 2020 4,443 views 4.0 stars (1 vote) 8,181 words •Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin •M/M

The formula by hyperboi Mike begs his genius friend Jeff to try coming up with a cock growth formula. Jeff assumes Mike doesn’t want to look too small when he goes out for the swim team, but the secret truth is, Mike’s ambitions aren’t limited to his own junk. 4 parts Added Jan 2021 Updated 13 Feb 2021 26k views 4.9 stars (32 votes) 15k words •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Muscle Growth•Muscle/Strength•Age Difference•Incest•Brothers•Father/Son•Twins •t/t•t/t/t...

Frank revisited by Richard Jasper An update to a classic anonymous story. 16-year-old Frank Wynn is stick thin until a mishap in the backyard shed douses him in every chemical known to gardening and lawn care. His resulting spectacular growth is everything he could have dreamed of! Added Oct 2020 8,032 views 4.8 stars (4 votes) 4,445 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Age Difference

Freedom of speech by Corwin Jason is devastated when his boyfriend leaves him over his obsession with being big, but some admiration from his ex’s friend turns him around and gets him growing again. Added Mar 2014 20k views 4.3 stars (12 votes) 16k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin •M/M

Fuel by BRK An isolated Wyoming gas station and its lonely proprietor seems to be a nexus for a certain kind of man. Added Dec 2009 7,763 views 4.4 stars (9 votes) 2,273 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Transformation•Age Regression•Complete •M/M•M/M/M

The fugitive by Cris Kane One dark and stormy night, a desperate man pays a visit to a shop which he heard can do amazing things. Added Oct 2019 8,676 views 5.0 stars (6 votes) 7,458 words •Huge Cock•Other Mental Changes•Straight to Gay•Transformation•Age Regression•Dom/Sub•Sex-Slave•Mind Control •M/M

G 1

Grow for me by Richard Jasper In this shorty (1000 words), the middle-aged musclebear protagonist takes in a lanky 18-year-old who’s been kicked out of house and home by his homophobic asshole dad. The musclebear’s only request? GROW! And boy does he! Added May 2020 6,350 views 4.6 stars (7 votes) 1,135 words •Muscle Growth•Muscle/Strength•Age Difference

H 6

Hic sunt dracones by Tym Greene A college student finds out that his former professor (and current boyfriend) has a bit of a secret. Turns out the student has a secret too, one that will likely spell change for the whole campus. 2 parts Added Jan 2021 Updated 23 Jan 2021 7,344 views 4.9 stars (7 votes) 15k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Transformation•Size Increase•Human to Animal/Anthro•Age Difference•Anthro/Scaly•Dragons

His last hypnosis show by EdIam Paul has decided to put his long career as a hypnotist to bed… along with many of the new local men he’s meeting. 3 parts Added Mar 2022 4,250 views 4.3 stars (4 votes) 11k words •Straight to Gay•Public Nudity•Suggestion•Age Difference•Incest•Father/Son•Sex-Slave•Hypnosis•Mind Control •M/M

Honey and cum by Ro_burrr Anna helps her husband with his “small problem”, with (un)foreseeable consequences. Added Jan 2021 12k views 4.8 stars (18 votes) 5,649 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Getting Hairy•First Time/Virgin•Hetero Sex •M/M

The house always wins by Meddler Incs The things you find in a circus… Added Aug 2021 5,966 views 4.0 stars (2 votes) 2,073 words •Straight to Gay•Muscle Growth•Muscle/Strength•Size Decrease•Age Progression•Retcon

How it’s done by phallicphan College centaur shows his younger brother how to breed. Added Oct 2017 10k views 5.0 stars (9 votes) 4,189 words •Muscle/Strength•First Time/Virgin•Incest•Brothers•Centaurs •M/M

Hugecock diary by Pfieffer What’s it like to have a cock that’s over a foot and a half long? Take a look at my diary and you’'ll get the whole story. 13 parts Added Dec 2003 30k views 4.9 stars (7 votes) 11k words •Cock Growth•Huge Cock•Self-suck•Hyper Cum•First Time/Virgin

I 5

I always wanted to be a frat rat by Cris Kane Jacob invents a world-changing raygun. His roommate has some fun with it. 2 parts Added Sep 2021 7,965 views 3.0 stars (1 vote) 4,901 words •Replication•Butch-to-Fem•Other Mental Changes•Muscle Growth•Getting Handsomer•Transformation•Age Regression•Retcon•Twins•Selfcest•Nonconsensual change •M/M/M•NS

I think... by EdIam Larry wants to think for Zack. 12 parts Added Apr 2021 Updated 13 Aug 2022 20k views 4.2 stars (11 votes) 151k words (#6) •Other Mental Changes•Straight to Gay•Muscle/Strength•Age Difference•Incest•Brothers•Twins•Dom/Sub•Humiliation•Hypnosis•Mind Control •M/M•M/M/M

Ice ice baby by David A well-hung rap star has an encounter with a couple of very devoted fans. 7 parts Added May 1997 31k views 4.2 stars (6 votes) 24k words •Cock Growth•Cock Pumping•Huge Cock•Hyper Cock•First Time/Virgin •M/M•M/M/M•M/M/M/...

Induced transformation: a brief history by BRK A father explains to his son that back in his day, they didn’t have any of these fancy-schmancy apps with built-in retcon. Back then, if you changed someone, they changed, and everyone had to just suck it up and deal with it. Added Jun 2020 13k views 4.9 stars (17 votes) 2,248 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Replication•Muscle Growth•Age Regression•App•Retcon•Age Difference•Incest•Brothers•Father/Son•Selfcest•Nonconsensual change•Infectious•All Dialog•Complete •M/M•M/M/M/...

The interview by TreborNawoc Brad is nervous about his job interview at MultiTours Resort, but the more he sees on site the more he likes—and they seem to like him, too. Added Oct 2021 5,333 views 5.0 stars (180 votes) 2,166 words •Cock Growth•Huge Cock•Multi-abs•Multicock•Multiarm•Multileg•Multilimb•Getting Taller•Plausible Size Difference•First Time/Virgin•Centaurs •M/M

J 2

Jallen by Richard Jasper Orphaned from birth, Jallen’s amazing growth has continually confounded and upset the long procession of foster parents he has endured. Until he meets Officer Brian Molloy of the Houston P.D. 10 parts Added May 2020 6,635 views 4.4 stars (8 votes) 15k words •Huge Cock•Muscle Growth•Muscle/Strength•Getting Taller•Age Difference

Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts Added Nov 2009 426k views 4.4 stars (89 votes) 99k words (#23) •Cock Growth•Huge Cock•Hyper Cock•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Getting Taller•Giants•Size Increase•First Time/Virgin

K 2

Kept boy by Richard Jasper Philanthropist Jason is wealthy, handsome, and built like a brick outhouse. Eddy is a handsome lad newly arrived from East Buddha. They meet at the Y and the rest is muscle growth history! 5 parts Added May 2020 4,299 views 5.0 stars (1 vote) 6,266 words •Huge Cock•Pec Fucking•Muscle Growth•Muscle/Strength•Gradual Change•Age Difference

The kid by Richard Jasper Derek Harcourt is 50-something hardcore walking wet dream of a musclebear. Frank is his 20-something straight boy lifting buddy. And Blake is a totally adorable 5’6 pup who is pleased as punch to be benching 205 lbs.—about what Derek can curl. The growth never ends! 3 parts Added Dec 2020 4,559 views 4.0 stars (1 vote) 3,514 words •Huge Cock•Muscle Growth•Muscle/Strength•Age Difference

L 6

The last resort by Cris Kane Wayne persuades his ailing partner Mac to travel to a mysterious health resort for one final trip. Added Apr 2021 4,445 views 5.0 stars (4 votes) 6,316 words •Muscle Growth•Muscle/Strength•Transformation•Age Regression •M/M

The lawnmower boy by Anonymous Added Jul 2006 24k views 4.8 stars (9 votes) 6,172 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Age Difference

Lockdown gym by BRK When Ed clears out his garage, his neighbor’s hunky college-age sons suggest converting the space to a lockdown gym for guys like them who want to maintain and can’t work out anywhere else. Despite the risk of distraction, Ed agrees, though the effect on his daily life turns out to be even greater than he expected. Added Apr 2021 14k views 4.7 stars (21 votes) 3,110 words •Always Hard•Cock Growth•Huge Cock•Replication•Straight to Gay•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Getting Handsomer•Gradual Change•Getting Taller•Age Difference•Incest•Brothers•Twins•Selfcest•Complete•Set during the Pandemic •M/M•M/M/M/...

Look what thinking can get you by Louis C. DePasquale After an accident on the field playing baseball, a young man gains the ability to hear thoughts—and maybe more. Added Jun 2012 20k views 4.5 stars (13 votes) 1,628 words •Muscle/Strength•First Time/Virgin•Incest•Brothers•Mind Control •t/t

Love/shift by BRK Maxfield has very mixed feelings about leaving the city and all his tech behind to spend the summer after graduation halfway up a mountain in the family’s backwoods cabin—just him, his dad, and a whole lot of secrets. 11 parts Added Dec 2017 Updated 27 Apr 2019 44k views 4.8 stars (36 votes) 68k words (#43) •Muscle Growth•Muscle/Strength•Always Shirtless•Man Scent•Gradual Change•Transformation•Size Increase•Getting Hairy•Age Difference•Incest•Father/Son•Werebears•Supernatural•Complete •M/M

Lust & consequences by BRK Hayden manages to gain an ability that turns beliefs into truth, but the knack for making things turn out the way he wants them to is a lot more elusive. 2 parts Added Feb 2022 8,253 views 4.8 stars (16 votes) 6,212 words •Cock Growth•Huge Balls•Huge Cock•Wings•Hyper Strength•Getting Handsomer•Retcon•Suggestion•Age Difference•Incest•Father/Son•Flying•Complete•Medieval(ish) •M/M

M 24

Magic ass by BRK Shy Dave has an ass that isn’t just amazing—it’s magical, and Joey is determined to make sure he knows it. Added May 2003 18k views 4.4 stars (12 votes) 1,650 words •Cock Growth•Huge Cock•Tongue Growth•First Time/Virgin•Complete

Magic punchbowl by Mango Deville Two party-goers find each other and get to enjoy the surprising effects of the punch. Maybe another cup wouldn’t hurt... Added Aug 2003 12k views 5.0 stars (3 votes) 3,143 words •Cock Growth•Muscle Growth•Muscle/Strength•Transformation•Size Increase•Age Regression

Making contact by StevePwrBear Added Mar 2004 12k views 4.0 stars (2 votes) 3,633 words •Hyper Cum•Muscle/Strength•Increased Libido•Transformation•First Time/Virgin

Male scent by Frank Easky Apprentice magician Sean’s potion exceeds his expectations, causing his personal musk to spread muscle growth to those who smell it. 2 parts Added Jul 2002 60k views 4.1 stars (17 votes) 14k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Hyper Muscle•Muscle Growth•Muscle/Strength•Man Scent•Getting Taller•Giants•Size Increase•Age Regression•Getting Hairy•Incest•Brothers•Twins•Hyper Pheromones•Infectious

Manzeum by Richard Jasper Roger Funderburk is really pretty damned hunky for a man in his late 50s. But he’s also dealing with the health issues that tend to crop up in late middle age. Then his endocrinologist puts him on a new medication for his type 2 diabetes, one with some unusual side-effects. Or, in Roger’s case, spectacular ones! 9 parts Added Jun 2020 6,311 views 4.5 stars (2 votes) 8,576 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Age Regression

Mariposa honeymoon: A six-pack story by Cris Kane Their flamboyant best-man Pierce gives strait-laced newlyweds Derek and Charles a mysterious six-pack to liven up their Cancun honeymoon. 19 parts Added Dec 2018 Updated 16 Feb 2019 20k views 4.6 stars (12 votes) 106k words (#22) •Cock Growth•Cock Shrinking•Huge Cock•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle/Strength•Butt Growth•Belly Growth•Increased Libido•Size Decrease•Size Increase•Age Regression•Race/Ethnicity Change•Getting Hairy•Witch/Warlock/Wizard •M/M•M/M/M/...

Mass X by Max Mann Five short stories of men getting bigger and sexier, through the use of “Mass X”. 5 parts Added Feb 2005 47k views 4.7 stars (18 votes) 19k words •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Hairy•Age Difference•Incest•Father/Son•Christmas•New Year’s Eve •M/M

Massive by Alex Rif James finds the superhero costume his stepson had ordered from a strange website for Halloween, and decides to try it on. 2 parts Added Feb 2016 38k views 3.7 stars (17 votes) 2,851 words •Size Increase•Body Suit•Age Difference•Incest•Father/Son•Lycra/Spandex•Halloween•Superhero/Supervillain•Stories with Images •M/M

The masters class by Corwin Even if they’re still hale and strong, senior bodybuilders are bound to think wistfully of what their bodies were like back in the day. And, if they’re really lucky, they might get the chance to feel the potency of muscular youth all over again. Added Oct 2018 7,359 views 4.0 stars (4 votes) 4,004 words •Huge Cock•Muscle Growth•Muscle/Strength•Age Regression

Matched pairs by Jerkoffcentral Peter becomes infected, not just with growth, but with a need for more strength and size. 14 parts Added Oct 2013 Updated 22 Jun 2016 62k views 4.7 stars (32 votes) 42k words (#92) •Cock Growth•Huge Cock•Self-suck•Muscle Growth•Muscle/Strength•First Time/Virgin•Incest•Brothers•Bisexual•Hetero Sex •M/M•M/M/F

Me and Mr. K by Richard Jasper Roger Jolson, the world’s strongest teen, is excited about meeting Ben Kazakian, the World’s Strongest Man, a friend of Roger’s hunky coach, Stan Telatopolous. Their meeting does not go as any of them expected. Added Jun 2020 4,040 views 4.0 stars (2 votes) 3,305 words •Muscle Growth•Muscle/Strength•Age Difference

Medicine show by Fafhrd and Longbow9 Underendowed College student Terry comes in contact with a mysterious “extension cream” that turns out to be the real thing. Soon, he and his male and female friends are transforming themselves, and some are unable to stop. 174 parts Added Feb 2012 Updated 22 Feb 2014 212k views 4.5 stars (25 votes) 250k words (#2) •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Self-suck•First Time/Virgin•Bisexual•Hetero Sex•Lycra/Spandex•Infectious •M•M/M•M/F•M/F/F•M/M/F

Meta massage therapy by M.M.69 A mysterious new massage parlor opened in town, and brothers Jared and Jason have VIP passes. What makes this place so special? 3 parts Added Nov 2021 Updated 1 Jan 2022 13k views 5.0 stars (15 votes) 15k words •Always Hard•Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Multitorso•Replication•Straight to Gay•Hyper Muscle•Hyper Strength•Muscle Growth•Butt Growth•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Retcon•Suggestion•Age Difference•Incest•Brothers•Father/Son•Selfcest•Dom/Sub•Pagan gods •M/M

Mister by Richard Jasper Musclegod Frank doesn’t know quite what to think of the hunky Latin kid who seems to trip over his own feet whenever Frank shows up. For his part, Eduardo is trying not to cream his pants whenever he looks in Frank’s direction. Eventually, they figure it out! Added Jun 2020 3,408 views 4.0 stars (1 vote) 1,855 words •Huge Cock•Muscle/Strength•Age Difference•Dom/Sub

More than expected by LennoxBear Intent on preventing his beefy bod from getting soft, Joe is increasingly obsessed with his gym workouts. Then he meets a kindred spirit who helps him take things to a whole new level. 5 parts Added Jul 2002 96k views 4.3 stars (19 votes) 20k words •Cock Growth•Huge Balls•Huge Cock•Cum Milking•Nipple Emissions•Straight to Gay•Muscle Breast•Muscle Growth•Muscle/Strength•Getting Hairy•First Time/Virgin•Nonconsensual change•Infectious •M/M

Mountainheart by BRK It’s 1999, and Glenn, until now kept from his heritage, uncovers what it means to be a Sheridan. Fortunately, he has his closest friend, Eamon, at his side. 13 parts Added Nov 2021 Updated 18 Nov 2023 22k views 4.9 stars (27 votes) 67k words (#44) •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Getting Hairy•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Anthro/Furry•Werebears•Werewolves•Supernatural•Shapeshifting•Complete•Alcohol •M/M

Muscle growth adventure by crispypurr A young pirate finds himself trapped in a mysterious island where he experiences some real growth, alongside his crewmate and a brave warrior woman. 6 parts Added Jan 2022 Updated 12 Feb 2022 7,781 views 5.0 stars (3 votes) 18k words •Cock Growth•Muscle Growth•Muscle/Strength•Muscle Worship•Getting Handsomer•Age Regression•Hetero Sex•Dom/Sub•Fantasy Realm •M/M•M/M/F

Musclove, Texas by Max Mann Moving to Musclove, Texas with his sons to take up a new teaching position, Rick Long is startled to find a town full of huge, hung, and horny men, all of them eager to have the newcomers join them (in more ways than one). 9 parts Added Sep 2004 72k views 4.8 stars (50 votes) 26k words •Cock Growth•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Twins•Restraints

Musky morning by screamingmoist A young man who constantly laments that there aren’t enough “real men” gets more than he bargained for. Added Nov 2022 8,881 views 4.7 stars (6 votes) 4,691 words •Cock Growth•Straight to Gay•Muscle Growth•Muscle Gut•Belly Growth•Transformation•Age Progression•Getting Hairy•Retcon•Complete •M/M

My boy by Richard Jasper Matt is a major muscle bear, looking for someone who deserves his undivided attention. One night at the Ripcord he runs into Kel and the rest, as they say, is history! 4 parts Added Nov 2020 4,147 views 4.0 stars (1 vote) 3,143 words •Muscle Growth•Muscle/Strength•Age Difference

My roommate (complete) by LenZelig Bill’s hot adventures with his irresistible sex-god of a roommate, Andy Wang, and the others drawn into his adventures, combined with the stories of Andy’s son and his friends. (This revised and updated compilation version includes both “My Roommate” and “My Roommate: The Next Generation.”) 29 parts Added Jul 2002 Updated 19 Jun 2021 158k views 4.5 stars (25 votes) 223k words (#3) •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Bisexual•Hetero Sex•Dom/Sub•Witch/Warlock/Wizard•Gay Pride•Mind Control•Complete •M/M•M/M/M•M/M/M/...•t/t•M/t•M/F•M/M/F

My son home on leave by Peterbilt A story of sex between a man and his adult Marine son when he is home on leave. 2 parts Added Feb 2017 17k views 4.8 stars (12 votes) 18k words •Huge Cock•Muscle/Strength•Age Difference•Incest•Father/Son

My son is worried about his big cock by UnknownGentrifier Andy seeks his father’s advice about whether his cock really is too big, like his friends say it is. Added Oct 2020 10k views 3.5 stars (12 votes) 2,194 words •Huge Cock•Age Difference•Incest•Father/Son

My son, the superstud by Max Mann Thom is shocked to hear that his son Rusty has enrolled in a muscle-growth transformation experiment—and it’s already too late to stop him. Added Oct 2003 115k views 4.0 stars (34 votes) 3,842 words •Cock Growth•Huge Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Age Difference•Incest•Father/Son •M

N 6

New neighbors by BRK Jimmy is starting to enjoy his first summer with his newly acquired wishpower when a very sexy couple moves in next door. The only trouble is, Jimmy doesn’t immediately recognize the true nature of their relationship, and by the time he does, it’s already too late. 2 parts Added Jan 2016 Updated 23 Nov 2019 19k views 4.5 stars (12 votes) 11k words •Huge Cock•Multicock•Age Difference•Incest•Father/Son

Night at the carnival by muscl4life Abused and pranked by bullies, a scrawny teen carnival worker finds himself in the Fun House with the magic mirrors only he cares about. Only it turns out the mirrors really are magic—and they have a few ideas about how to make Jimmy’s life better. 6 parts Added May 2018 18k views 4.4 stars (14 votes) 17k words •Cock Growth•Huge Cock•Hyper Cock•Muscle Growth•Muscle/Strength•Giants•Size Increase•First Time/Virgin•Witch/Warlock/Wizard •M/M

The night shift by Dreamtransformer Added Dec 2013 13k views 2.0 stars (2 votes) 1,239 words •Muscle/Strength•Age Difference•Incest•Father/Son

Noel’s literary gift by brazboy Luciano’s flatmate Noel decides to give him a special Christmas present: a notebook that guarantees that everything written in it is true. The notebook is as powerful as it sounds, although it also seems to be affected by Luciano’s desires and perhaps its own innate mischievousness, creating a snowball effect that twists the entire world.  3 parts Added Dec 2022 7,754 views 4.6 stars (16 votes) 12k words •Cock Growth•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Nipcocks•Self-suck•Hyper Cum•Nipple Emissions•Public Orgasm•Multi-abs•Multi-balls•Multicock•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Multitongue•Stacking•Straight to Gay•Muscle Growth•Public Nudity•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Age Regression•Hyper Tongue•Tongue Growth•Retcon•Incest•Brothers•Christmas•Complete •M/M•M/M/M

Not just imagination by DarkDjin Jampson’s overactive imagination starts to grow his cop dad and his friends...and somehow not only does it become real, but the men are pretty into it. 2 parts Added Jun 2014 Updated 5 Jul 2014 41k views 4.6 stars (38 votes) 11k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Suggestion•Age Difference•Incest•Father/Son

The Nubian prince by Richard Jasper 25-year-old Rob is 5’10” and 160 pounds of Drop Dead Gorgeous. They don’t call him “The Nubian Prince” for nothing! So why’s he hiring a personal trainer at Solstice, the hottest gay gym in town? Because he’s bored. His only requirement: He doesn’t want to get any bigger! 5 parts Added Sep 2020 4,229 views 5.0 stars (3 votes) 4,245 words •Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Age Difference

O 1

Orientation by Cris Kane After a welcoming party, freshman roommates discover that life is different at college—and so are they. 4 parts Added Apr 2019 21k views 4.8 stars (10 votes) 20k words •Cock Growth•Huge Cock•Gender Swap•Other Mental Changes•Muscle Growth•Muscle/Strength•Getting Handsomer•Transformation•Voice Deepening•Size Decrease•Size Increase•Age Regression•Nonconsensual change •M/M

P 7

Party of the year by screamingmoist A pair of friends end up with both tricks and treats after a Halloween party takes them in an unexpected direction. Added Oct 2022 3,945 views 4.0 stars (4 votes) 5,696 words •Muscle Growth•Transformation•Age Progression•Getting Hairy•Halloween •M/M

The perils of fair trade 2 by Dream Big It’s too late to back out now; I’m just too far gone for any of it to matter, not to me at least. But you might still have a chance, if you heed my warning. Added Jan 2021 3,927 views 1,915 words •Cock Growth•Huge Cock•Muscle Growth•Age Regression

Polypropylene muscle daddy by TitMorpher The wrestling team coach has the biggest muscle tits any of the guys had ever seen. But were they all muscle? Were they even real? Added May 2020 11k views 5.0 stars (3 votes) 2,602 words •Muscle Breast•Muscle/Strength•Age Difference•Stories with Images

Pool party by FanTCMan Two young men are nervous but excited. They’re about to show off their muscle transformation in front of all the guys at the pool! Added Dec 2002 21k views 4.7 stars (9 votes) 1,575 words •Muscle Growth•Muscle/Strength•Getting Handsomer•Age Difference•Incest•Father/Son •M/M/M/...•t/t•M/t

Position wanted by Cris Kane A job agency tailors a middle-aged man’s resume to make him a more attractive prospect. Added Jan 2020 8,908 views 5.0 stars (4 votes) 3,430 words •Huge Cock•Getting Dumber•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Age Regression•Race/Ethnicity Change•Retcon

The power of suggestion: Wetbar by BRK A night out at the bar leads to a series of changes to a very happy young clubgoer. Added Feb 2009 26k views 4.9 stars (12 votes) 2,751 words •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Public Orgasm•Multi-abs•Multicock•Replication•Other Mental Changes•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Transformation•Plausible Size Difference•Size Increase•Age Regression•Mouthcock•Retcon•Suggestion•Brothers•Twins•Selfcest•Complete •M/M/M

Practical FX by MuscleMonkeh A special effects movie mogul, used to getting his own way, tries to muscle an especially gifted young producer into working for his production company. Added Jun 2018 14k views 4.9 stars (12 votes) 5,070 words •Cock Growth•Muscle Growth•Muscle Gut•Transformation•Size Increase•Human to Animal/Anthro•Age Difference•Nonconsensual change•Anthro/Furry•Fantasy Realm•Mind Control •M/M

R 5

Random acts of muscle by Mad Dog Three stories involving Steve, a muscle-loving guy who can alter reality. 3 parts Added Aug 2009 Updated 27 Dec 2010 38k views 4.6 stars (7 votes) 11k words •Cock Growth•Huge Balls•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Belly Growth•Size Increase•Age Progression•Race/Ethnicity Change•Getting Hairy•Retcon•Nonconsensual change•Christmas •M/M•M/M/M•M/M/M/...

A real man by DoubleCream A douchey gym bro wakes up in another world, in another body. 6 parts Added Jan 2021 Updated 4 Mar 2023 36k views 4.8 stars (57 votes) 30k words •Cock Shrinking•Huge Balls•Huge Cock•Addiction•Straight to Gay•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Male Pregnancy•Plausible Size Difference•Size Decrease•Hairless•First Time/Virgin•Cock Cage•Dom/Sub•Nonconsensual change•Hyper Pheromones•Mind Control •M/M

Reality Pack by Thorn What happens when the program you’re working on for school has a downloadable mod? You investigate it of course! 15 parts Added Nov 2020 Updated 27 Feb 2021 53k views 4.9 stars (40 votes) 79k words (#34) •Cock Growth•Huge Cock•Pec Fucking•Muscle Breast•Muscle Growth•Muscle/Strength•Butt Growth•Belly Growth•Gradual Change•Getting Taller•Plausible Size Difference•Getting Hairy•App•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Valentine’s Day •M/M•M/M/M

Reset by Richard Jasper Inexplicably starting his life over again as a weedy teenager, Richard is determined to make sure things are different this time. Added Mar 2020 8,982 views 4.8 stars (8 votes) 9,819 words •Gay to Straight•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Age Regression

The runner by LenZelig Jake is out for a morning run when he meets up with someone who is more than a man and looking for a different kind of exercise. Added Jun 2020 9,450 views 4.8 stars (4 votes) 8,270 words •Huge Cock•Straight to Gay•Muscle/Strength•Suggestion•Age Difference•Incest•Brothers•Father/Son•Bisexual•Hetero Sex•Dom/Sub

S 24

Sam and Bolt by MaxMorphs Sam’s father, Bolt, shares with his size-hungry son the secrets of becoming truly huge. 11 parts Added Sep 2016 Updated 23 Dec 2016 80k views 3.9 stars (56 votes) 48k words (#72) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Nipcocks•Self-suck•Cum inflation•Hyper Cum•Nipple Emissions•Getting Taller•Size Increase•Getting Hairy•Age Difference•Incest•Father/Son•Infectious •M•M/M•M/M/M/...

Santa’s big surprise: Family visit by Silverfox Dad Muscle studs Jeremy and Marco are incredibly happy together thanks to Santa’s gift the year before, and with their stunning physiques they have money and fans and everything they could need. Now, if only their families weren’t coming for Christmas… 2 parts Added Dec 2018 9,791 views 5.0 stars (5 votes) 6,719 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Age Difference•Seniors•Christmas •M/M

School for studs by Josef Howard Eldon agrees to hand himself over the so-called School for Studs for three years, knowing that the sex they’ll arrange for him with the sexy well-to-do will be worth the commitment. What he doesn’t expect is the expect the other Studs will have on him. 8 parts Added Feb 2017 Updated 17 Mar 2017 22k views 4.9 stars (13 votes) 17k words •Hyper Cum•Straight to Gay•Muscle Growth•Muscle/Strength•First Time/Virgin

Sebastian by TreborNawoc Sebastian’s experiment to transform himself into a multi-hunk worked, and then some! He can’t wait to show off the results to his best friend, Gavin. 4 parts Added Dec 2021 Updated 19 Nov 2022 12k views 5.0 stars (181 votes) 8,673 words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Extra Mouths•Multi-abs•Multi-balls•Multicock•Boytaur•Four Legs•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multitorso•Muscle Growth•Increased Libido•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•First Time/Virgin•Infectious •M/M

Secret origins of the BUFF models by Absman420 A too-alluring enhanced model from a secretive agency spills the beans to a reporter, though being literally irresistible means the interview won’t last long. Added Sep 2015 17k views 5.0 stars (2 votes) 10k words •Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin•Hypnosis •M/M

Sensational summer growth by OneLuckyGuy89 Todd and Aaron return home to their hometown of Portland as changed men. Now it’s time for them to change the rest of the town. 3 parts Added Apr 2022 Updated 7 May 2022 14k views 5.0 stars (3 votes) 8,409 words •Cock Growth•Multicock•Straight to Gay•Muscle Growth•Man Scent•Butt Growth•Getting Handsomer•Voice Deepening•Getting Taller•Getting Hairy•Age Difference•Incest•Brothers•Father/Son •M/M•M/M/M

The Servonyx exclusion by BRK Uncovering some corporate skulduggery leads to dire consequences for Beck. Nearly killed in a suspicious crash, he soon finds himself halfway around the world trapped in a physically enhanced pleasure humaniform… in the keeping of a handsome Russian plutocrat. Pleasure is easy to unlock in this new existence, but escape and revenge will be a lot harder to manage. 3 parts Added Jul 2018 Updated 17 Nov 2018 10k views 5.0 stars (10 votes) 14k words •Cock Growth•Multiarm•Multilimb•Muscle Growth•Size Increase•Age Difference•Nonconsensual change•Androids/Cyborgs •M/M

17 inches by Unknown Added Mar 2009 86k views 4.4 stars (22 votes) 3,639 words •Huge Cock•First Time/Virgin•Incest•Brothers

Shaming the boastful centaur by DracumSum Bill makes a joke, and a Greek goddess makes it real. 7 parts Added Oct 2022 Updated 21 Oct 2023 9,481 views 5.0 stars (12 votes) 41k words (#94) •Always Hard•Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Cum Milking•Always Cumming•Hyper Cum•Four Legs•Hyper Muscle•Immobility•Muscle Growth•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Giants•Forced Growth•Human to Animal/Anthro•Getting Hairy•Hairless•Retcon•First Time/Virgin•Bisexual•Nonconsensual change•Restraints•Hyper Pheromones•Time Travel•Centaurs•Pagan gods•Supernatural•Complete •M/M•M/M/F

Shirtbusters by TFWizard Jared, Lance, and Lance’s father Ben discover a way to bust out of their shirts, and they can’t get enough of it. 2 parts Added Oct 2005 47k views 4.1 stars (16 votes) 6,769 words •Muscle Growth•Muscle/Strength•Size Increase•Age Difference•Incest•Father/Son

The shirtless club by BRK A cute, well-built teenager and his twin friends make a pact to keep their shirts off at all costs. 2 parts Added Jul 1997 37k views 4.6 stars (14 votes) 7,614 words •Huge Cock•Self-suck•Muscle/Strength•Always Shirtless•First Time/Virgin•Incest•Brothers•Twins•Complete •t/t•t/t/t...

The simulated universe by Thorn A group of men play a new board game that can simulate a “universe” where they play as trailblazers and are granted boons, which could lead to a few…enhancements. 6 parts Added Jul 2023 Updated 19 Aug 2023 11k views 4.9 stars (25 votes) 26k words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Muscle Breast•Muscle Growth•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Gradual Change•Transformation•Getting Taller•Plausible Size Difference•Size Increase•Getting Hairy•Inflation•Age Difference•Father/Son •M/M/M

Sinfulfillment by EdIam Chester is an old pervert obsessed with his coworker’s husband, Jason. Unluckily for the intensely jealous Chester, Jason is madly and irrevocably in love with the coworker, Bryan. Luckily for Chester, there’s a mysterious entity willing to give him everything he wants…if he satisfies their mysterious needs. 8 parts Added Sep 2023 Updated 11 Nov 2023 4,814 views 3.9 stars (7 votes) 52k words (#66) •Other Mental Changes•Retcon•Age Difference•Humiliation•Nonconsensual change•Sex-Slave •M•M/M

The six pack by Cris Kane Returning from a Mexican vacation, a gay couple bring back a mysterious drink for their friends to try, bringing on some changes for the group of friends that require a great deal of getting used to. 9 parts Added Sep 2018 30k views 4.8 stars (13 votes) 39k words •Cock Growth•Cock Shrinking•Huge Cock•Gender Swap•Butch-to-Fem•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Butt Growth•Belly Growth•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Getting Taller•Size Decrease•Size Increase•Age Progression•Age Regression•Race/Ethnicity Change•Getting Hairy•Getting Fatter•Destruction/Violence •M/M•M/M/M

Sk8r dreams by Reaver The Maker is an app that gives you the ability to remake the world around you. That means a better house, a hotter body—and it definitely means turning a few guys in your life into happy, hunky skater bois. 19 parts Added Oct 2003 43k views 4.1 stars (19 votes) 59k words (#51) •Cock Growth•Ball Growth•Huge Cock•Replication•Always Shirtless•Increased Libido•Transformation•Voice Deepening•Age Regression•Race/Ethnicity Change•App•Retcon•Selfcest•Nonconsensual change•Infectious•Mind Control

Sk8r dreams: Odds and ends by Reaver This story is set in the Sk8r Dreams universe, but is intended to stand alone. It's a little like the “Spells 'R Us” (SRU) stories, but with hopefully a slightly different slant to it. Added Oct 2003 7,013 views 3,295 words •Huge Cock•Getting Dumber•Transformation•Age Regression•Mind Control

So you wanna be a hunk? by YellowJester The new game show So You Wanna Be a Hunk offers men down on their luck an opportunity to participate in various challenges to win the chance to improve their bodies and become hunks! 5 parts Added Mar 2023 Updated 17 Jun 2023 19k views 4.9 stars (39 votes) 21k words •Cock Growth•Ball Growth•Huge Cock•Nipple Emissions•Getting Dumber•Other Mental Changes•Straight to Gay•Muscle Growth•Public Nudity•Man Scent•Getting Handsomer•Voice Deepening•Getting Taller•Age Regression•Getting Hairy•Hairless•Hyper Pheromones•Complete •M•M/M•M/M/M/...

Spice by Mr. X and Mad Dog In this epic story, the transformative powers of a certain substance are tested by a couple of very horny guys. 50 parts Added Oct 2009 Updated 9 Nov 2019 230k views 4.4 stars (61 votes) 221k words (#4) •Cock Growth•Huge Cock•Other Mental Changes•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle Theft•Muscle/Strength•Muscle Worship•Man Scent•Foot Growth•Gradual Change•Transformation•Voice Deepening•Getting Taller•Size Increase•Getting Hairy•Age Difference•Incest•Father/Son•Supernatural•Gay Pride•Alcohol •M/M•M/M/M

Starting over: A coming of age story by Mad Dog and Gurak An older, oversized but closeted man finds new meaning to his life through the admiration of a younger fella. 3 parts Added Aug 2021 Updated 2 Oct 2021 8,654 views 4.9 stars (7 votes) 23k words •Muscle Gut•Muscle/Strength•Plausible Size Difference•Age Difference•Seniors •M/M

Sucker by pornwright Toulouse has a great body and a magnificent cock, but with each enthusiastic blowjob from Henry, the transfer of cum makes Lou less, and Henry more. 7 parts Added Feb 2009 29k views 5.0 stars (7 votes) 4,551 words •Cock Growth•Cock Shrinking•Huge Cock•Other Mental Changes•Muscle Growth•Muscle Theft•Muscle/Strength•Transformation•Size Decrease•Size Increase•Bisexual•Nonconsensual change•Nonconsensual sex

Sudden changes by BRK Ike woke up with a too-big hard-on that won’t quit and a constant, building need to orgasm that didn’t subside even when he came. And none of that changed the fact that he had to go to work. How the heck would he deal with this? 2 parts Added Dec 2021 Updated 16 Apr 2022 16k views 4.8 stars (18 votes) 8,094 words •Always Hard•Cock Growth•Huge Cock•Muscle Growth•Increased Libido•Voice Deepening•Getting Taller•Getting Hairy•First Time/Virgin•Incest•Twins •M/M/M

Suggestions by Jack the Mindbender Jack is surprised by how quickly his hot stepfather goes from a closed book to jerking off right in front of him… Added Dec 2018 11k views 4.4 stars (10 votes) 2,749 words •Huge Cock•Suggestion•Age Difference•Incest•Father/Son•Mind Control •M/M

Supermen by Also Known As Todd agrees to be the first human subject for a muscle growth serum, little knowing how massive the effects would be, for himself and everyone else. 9 parts Added Oct 2002 88k views 4.1 stars (17 votes) 77k words (#36) •Cock Growth•Hyper Cock•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Getting Handsomer•First Time/Virgin•Hyper Pheromones•Flying

The swimming hole: legacy by Azerreza When Nick moves to a new city he hears rumours that it had once been partially destroyed by muscular titans. Not believing it at first, he decides to ignore them. But sometimes… rumours aren’t really rumours! And if it were true that there was a way to grow like that, could he use it to seduce the secret love of his life? 3 parts Added Aug 2021 Updated 18 Sep 2021 20k views 4.8 stars (11 votes) 35k words •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Multi-abs•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•First Time/Virgin •M/M

T 15

Tag, you’re it! by Dream Big Traveling for a conference, Josh meets a distractly handsome and very well-built man with a few secrets hidden in his past. 8 parts Added May 2023 Updated 11 Nov 2023 6,724 views 4.8 stars (11 votes) 14k words •Huge Cock•Muscle/Strength•Transformation•Age Difference •M/M

Take me, change me by NBCK99 When John Truman finally gets intimate with Scott, his hot teammate, John’s body suddenly changes into Scott’s deepest fantasy. Added May 2016 22k views 5.0 stars (21 votes) 4,033 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin•Dom/Sub •t/t

A Tale of Two Brothers: Donnie & Marco by Artotter92 Two brothers end up the unwilling subjects of their father’s science experiments, with some pretty extreme results. Added Jan 2023 9,377 views 4.1 stars (13 votes) 3,937 words •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Butt Growth•Increased Libido•Gradual Change•Transformation•Voice Deepening•Forced Growth•Size Increase•Age Progression•Getting Hairy•Incest•Brothers•Stories with Images •M/M

Tales of Summerstone by TF_Mage A trapped ancient spirit with a fondness for transforming young men recalls the old days as he seeks a way of escaping his prison. 4 parts Added Oct 2023 Updated 11 Nov 2023 4,515 views 4.7 stars (9 votes) 7,837 words •Cock Growth•Cock Shrinking•Cock Theft•Cock to Human•Human to Cock•Public Orgasm•Multicock•Multihead•Replication•Hyper Muscle•Muscle Growth•Muscle Theft•Muscle/Strength•Muscle Worship•Detachable•Getting Taller•Forced Growth•Size Decrease•Size Increase•Age Regression•Human to Animal/Anthro•Human to Body Part•Merging•Witch/Warlock/Wizard•Hypnosis•Flying•Invisibility •t•M/M•M/M/M/...•t/t

That balloon by RdyRoger Using a magic balloon to blow yourself up bigger is great, but blowing up other people can be even more fun. 4 parts Added Jul 2019 Updated 24 Aug 2019 22k views 4.7 stars (7 votes) 10k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Straight to Gay•Hyper Muscle•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Age Progression•Getting Hairy •M/M

Tilling the soil by screamingmoist If you steal someone’s underwear in an attempt to copy their body, make sure you have the right locker first. Added Jun 2023 4,197 views 5.0 stars (4 votes) 7,160 words •Straight to Gay•Muscle Growth•Age Progression•Getting Hairy•Retcon•Age Difference •M/M

Tim’s adventure by WordShop Tim finds romance becomes a little more complicated when muscle growth and hypermasculity is involved. 5 parts Added Jan 2018 Updated 23 Feb 2018 27k views 4.4 stars (14 votes) 35k words •Cock Growth•Huge Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Size Increase•Getting Hairy•First Time/Virgin •M/M

The touch by TylerGermany Nick is dosed with nanobots that allow him to grow and shrink others with just a touch. 2 parts Added Mar 2014 Updated 13 Apr 2014 26k views 5.0 stars (3 votes) 11k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Nanotech•Age Difference •M/M

Toy story by LenZelig During a storm Bob stumbles across a strange webpage offering something called “The Ultimate Sex Machine”. Intrigued, he clicks “order”, expecting maybe a sophisticated sex toy. Instead he gets Randy, a hunk-shaped machine dedicated to ensuring that Bob experiences ultimate sexual possibilities from now on and willing to reshape reality to make it happen. 2 parts Added Jul 2002 31k views 5.0 stars (27 votes) 6,947 words •Muscle Growth•Muscle/Strength•Age Difference•Incest•Father/Son•Twins•Androids/Cyborgs•Space Travel•Complete •M/M•M/M/M/...•t/t•M/t

Transform: New Blood by Also Known As The formula Carlos developed, Transform, has made him and his friends into veritable gods. Soon their numbers will be growing, thanks in part to a video featuring a guy known only as Self-Suck Sam. 47 parts Added Jan 2014 44k views 4.2 stars (5 votes) 188k words (#5) •Always Hard•Cock Growth•Huge Cock•Self-suck•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Voice Deepening•Size Increase•First Time/Virgin•Infectious•Flying

True muscle god by mf81 An encounter with a strange artifact from the ancient Aegean leads Richard to a divine encounter. 3 parts Added Mar 2006 83k views 4.8 stars (38 votes) 7,686 words •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin•Pagan gods •M/M

Twenty-five by Derek Williams Austin is a cocky young escort. When he meets up with an older client, he finds himself losing his youth and transforming into a sexually charged musclebeast. Added Jan 2022 7,268 views 4.8 stars (13 votes) 3,571 words •Muscle Growth•Increased Libido•Age Progression•Getting Hairy•Age Difference•Nonconsensual change•Metabods 25 •M/M

21-year-old scotch by Cris Kane On his 50th birthday, a closeted man enters a gay bar and is given a drink with an unexpected side effect. 9 parts Added Aug 2019 Updated 21 Sep 2019 9,872 views 4.7 stars (6 votes) 46k words (#77) •Huge Cock•Muscle/Strength•Age Regression•Time Travel•Witch/Warlock/Wizard •M/M•M/M/M

Twin studs by Anonymous 3 parts Added Jul 2014 18k views 4.1 stars (23 votes) 43k words (#88) •Huge Cock•Multicock•Multiarm•Multilimb•Age Difference•First Time/Virgin•Incest•Brothers•Father/Son•Twins

Twinning by BRK Barry is excited to meet Will’s twin brother. Then he realizes that they can’t just be twins. 3 parts Added Oct 2002 15k views 4.5 stars (13 votes) 10k words •Always Hard•Cock Growth•Huge Balls•Huge Cock•Self-suck•Extra digits•Multicock•Replication•Muscle Growth•Getting Taller•Tongue Growth•First Time/Virgin•Selfcest•Complete •t/t/t

U 3

Ultimate muscle by Ultra-Muscle Philip gets injected with what he wants most—something that will make him a big muscle man like his dad. Added Dec 2013 29k views 3.8 stars (8 votes) 1,418 words •Huge Cock•Muscle Growth•Muscle/Strength•Age Difference•Incest•Father/Son

Uncle C by Portowulf Charles finds a trinket at a small store in the city that brings unexpected changes. Added Jun 2020 8,468 views 5.0 stars (3 votes) 3,028 words •Cock Growth•Straight to Gay•Muscle Growth•Increased Libido•Size Increase•Age Progression•Age Regression•Age Difference•First Time/Virgin•Incest •M/M

An unexpected side trip by votdat Tyler was ferrying a small airplane between Australia and Hawaii. Problems with the plane caused him to make an unscheduled stop on a small island, launching a series of events he certainly wasn’t expecting. 6 parts Added Apr 2020 Updated 26 Jun 2021 6,506 views 4.4 stars (14 votes) 30k words •Huge Cock•Hyper Strength•Muscle/Strength•First Time/Virgin•Destruction/Violence•Nonconsensual change •M/M

V 5

Vacation by muscle.growth Just a simple vacation sleepover with Matt, Alan, and Alan’s dad working on something weird in his basement lab. Added Feb 2009 21k views 4.7 stars (9 votes) 1,860 words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Age Difference•Father/Son

Vice (Sometimes drugs offer more than a high) by Tereshky Jack was a drug kingpin of sorts. Like any potent drug, people craved it, they came to him, offered him their life’s treasures and he gave them their fix. In a world where usually only the strongest survive and only the smartest staid on top, he was doing quite well for himself and living an easy life. There were no rival drug lords because what he had to offer nobody else could give. His drug came from within. 5 parts Added Jun 2018 Updated 23 Nov 2019 44k views 4.6 stars (37 votes) 12k words •Cock Growth•Huge Balls•Hyper Cock•Self-suck•Cum inflation•Cum Milking•Hyper Cum•Addiction•Immobility•Muscle Growth•Muscle/Strength•Belly Growth•Size Increase•First Time/Virgin•Nonconsensual change •M/M

Vision space by BRK Sent to explore an unknown, derelict spaceship in search of usable technology, a young marine unexpectedly discovers three sexy inhabitants, guardians of a secret no one could have imagined. Added Jun 2021 8,777 views 5.0 stars (11 votes) 6,302 words •Cock Growth•Huge Cock•Hyper Cock•Hyper Muscle•Muscle Growth•Muscle/Strength•Transformation•Getting Taller•Giants•Size Decrease•Size Increase•Age Difference•Aliens•Space Travel•Complete•Set in the Future •M/M

Visiting home by Wicked Asher spent his entire first semester working out and gaining some serious muscle, but when he returns home for winter break, he doesn’t realize that he’ll be the one amazed by how much someone can change. 2 parts Added Jan 2016 Updated 11 May 2016 41k views 4.8 stars (29 votes) 6,753 words •Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Age Difference•Incest•Father/Son•Infectious •M/M

Voodoo mama by NCStudBoy Spring break in New Orleans—as everyone knows, a sure-fire recipe for strange encounters and voodoo muscle growth. Added Jul 2014 11k views 4.1 stars (11 votes) 2,587 words •Huge Cock•Muscle Growth•Muscle/Strength•First Time/Virgin •M

W 9

Weho adventure by FanTCMan The only thing hotter than seeing the amazing bodybuilder Steve Reilly was the possibility of catching his eye. Added Feb 2003 16k views 4.7 stars (12 votes) 11k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Getting Hairy

Welcum to Hell by Alex Anders The forces of Hell welcome their newest recruit. 9 parts Added Oct 2022 Updated 6 May 2023 9,506 views 4.9 stars (7 votes) 17k words •Huge Cock•Hyper Cock•Prehensile Cock•Self-suck•Extra facial features•Multiarm•Multileg•Multilimb•Three Legs•Muscle Growth•Stretchy•Plausible Size Difference•Tongue Growth•Mouthcock•Age Difference•Merging•Goo People•Demons •M/M

Werequeer by Pfieffer A dad helps his son through his first transformation into a WereQueer. Added Apr 2004 31k views 4.9 stars (19 votes) 2,426 words •Cock Growth•Huge Balls•Hyper Cock•Hyper Cum•Transformation•Age Difference•Incest•Father/Son

What a dear deer boy by Thatbadwriter Eric’s undersized brother Jayden finally hits his growth spurt—then keeps hitting it. 5 parts Added Feb 2021 Updated 13 Mar 2021 24k views 5.0 stars (18 votes) 12k words •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Hyper Cum•Butt Growth•Giants•Plausible Size Difference•Size Increase•Human to Animal/Anthro•First Time/Virgin•Incest•Brothers•Hyper Pheromones•Anthro/Furry •M/M

What’s it like by Richard Jasper “What’s it like” to be the world’s biggest, strongest, most muscular 17-year-old? To make hairy, bearded powerlifting muscle daddies look like little boys? To be the object of worship of all of your classmates? To have, well, you’ll have to read the rest to find out, won’t you? Added Jan 2021 12k views 4.7 stars (3 votes) 1,441 words •Cock Growth•Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Getting Hairy•Age Difference

Wide receiver by Logan Haller Dominic Hardy is a media personality and a former professional football player. He proudly considers himself “the most aggressive top on the planet.” He’s the alpha gay in any room. But a quest for a scientific fountain of youth will lead him to discover aspects of himself he didn’t know existed, and a few that weren’t there before they were installed in him by an extraordinarily handsome mad scientist. Added Oct 2023 4,434 views 4.9 stars (19 votes) 7,537 words •Cock Growth•Huge Cock•Dom to Sub•Straight to Gay•Muscle Growth•Increased Libido•Getting Handsomer•Transformation•Age Regression•Hyper Pheromones •M/M

The wish ring by paf_le_chien An old woman gives you a wish-granting ring. You try it on your best friend’s sister but she takes revenge and turns you into a little girl. After this you lose control of the situation. Added Nov 2023 962 views 2.6 stars (8 votes) 3,116 words •Cock Shrinking•Female to Male•Male to Female•Transgender•Gender Swap•Breast Expansion•Age Regression•Body Swap •M•NS

The witch’s menagerie by NioSatyr Deep in the forest, as far away from civilization as possible, lives an old but youthful witch. A witch who needs some help from young mortals in gathering her special ingredients. The job description includes some… adaptations, but her latest recruit doesn’t seem to mind at all. Added Sep 2021 5,728 views 4.0 stars (3 votes) 6,734 words •Cock Growth•Huge Balls•Self-suck•Hyper Cum•Public Orgasm•Wings•Public Nudity•Increased Libido•Transformation•Size Decrease•Human to Animal/Anthro•Getting Hairy•Age Difference•Bisexual•Hetero Sex•Witch/Warlock/Wizard•Flying •M

Wow by Richard Jasper It’s 1993 and 23-year-old Roger is very much looking forward to welcoming to Atlanta his friend from a usenet weightlifting group, a hunky 35-year-old gay muscle-bear named Jim. To say they’re impressed with each other is an understatement! 5 parts Added Nov 2020 3,309 views 3,258 words •Muscle Growth•Muscle/Strength•Age Difference

X 2

X-Dream Makeover by Cris Kane Rich from selling his tech stocks, David hopes to improve his love life with a makeover from a mysterious shop in Chinatown. 4 parts Added Sep 2018 11k views 5.0 stars (5 votes) 16k words •Getting Dumber•Other Mental Changes•Muscle Growth•Transformation•Age Progression •M/M•M/M/M

X-Dream Makeover: Double birthday by Cris Kane A gay couple in San Francisco for their shared birthday cope with the effects of Mr. Lee's magic. 3 parts Added Oct 2018 8,789 views 3.8 stars (4 votes) 12k words •Muscle Growth•Muscle Theft•Muscle/Strength•Age Progression•Age Regression

Y 2

Young Buck by Proteus Buck’s admiration for the size and beauty of the gym’s hottest, most arrogant stud, Nate, will be all the greater when he possesses those qualities for himself. Added Feb 2022 12k views 4.6 stars (8 votes) 1,375 words •Cock Growth•Cock Shrinking•Cock Theft•Muscle Growth•Muscle Theft•Muscle/Strength•Size Decrease•Size Increase•Age Progression•Age Regression•Dom/Sub•Nonconsensual change•Metabods 25 •M/M

You’re stuck with me, and I’m stuck with you by Salem Noctua All Erwin wants is to keep on sleeping. Unfortunately, he soon realises he is no longer in his room, and an older man who should not have been there is lying next to him! Where is he? Who is this man? And why can't he get away?! Added Jul 2023 1,488 views 5.0 stars (12 votes) 18k words •Multicock•Multihead•Plausible Size Difference•Age Difference•Merging•Complete •M/M

Z 1

The Zeke chronicles by Sean Reid Scott Zeke, an 18 year-old gorgeous stud, was already big before some very special visitors seem to have given him a special ability to grow and grow, bigger and bigger, stronger and stronger. 7 parts Added Jul 2013 Updated 19 May 2017 49k views 4.4 stars (19 votes) 28k words •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Muscle Worship•Getting Taller•Age Difference•Incest•Father/Son•Dom/Sub •M/M•M/M/M