1 A growing agent by Alex T Hi everyone! I'm new here and I wanted to create my first story with my favorite character. He's such a hot guy! XD 4 parts 8,787 words Added Jan 2025 Updated 12 Jul 2025 14k views 4.9 stars (13 votes) No comments yet •Always Hard•Cock Growth•Ball Growth•Huge Cock•Hyper Muscle•Muscle Growth•Butt Growth•Belly Growth•Getting Taller•Giants•Size Decrease•Size Increase•Infectious •M•M/M

2 Dicks keep growing around me by body beyond Until recently, Myron has been oblivious to the fact that dicks would get mysteriously bigger the longer someone hung out with him. He begins putting the pieces together as his boss, Miguel, and roommate, Ty, start going through all too familiar changes below the belt. 9 parts 37k words Added May 2025 Updated 5 Jul 2025 21k views 5.0 stars (23 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Self-suck•Muscle Growth•Butt Growth•Gradual Change•Getting Taller•Complete •M/M•M/M/M

3 Alien Vector by Dace Ezar gets by in life by avoiding attention, and especially by avoiding his bully stepbrother and abusive stepfather. One night in the forest changes that when a meteorite breaks apart nearby when he’s on the run from a gang. His next encounter with his stepbrother Carter leads in a very unexpected direction. 6 parts 31k words Added May 2025 Updated 5 Jul 2025 16k views 5.0 stars (25 votes) No comments yet •Cock Growth•Addiction•Straight to Gay•Muscle Growth•Transformation•Incest•Brothers•Dom/Sub•Sex-Slave•Hyper Pheromones•Aliens•Symbiotes•Mind Control•Complete•Alcohol •M/M•M/M/M

4 Teacher’s testimony by Six Pecs A teacher testifies to having been part of the inner circle surrounding a young man with godlike powers. 11 parts 45k words (#99) Added Aug 2024 Updated 12 Jul 2025 35k views 5.0 stars (42 votes) No comments yet •Cock Growth•Cock Shrinking•Huge Balls•Ball Growth•Huge Cock•Cock Body•Hyper Cock•Nipcocks•Hyper Cum•Nipple Emissions•Public Orgasm•Extra digits•Multi-abs•Multicock•Multiarm•Multilimb•Multitorso•Replication•Other Mental Changes•Straight to Gay•Hyper Strength•Muscle Breast•Muscle Growth•Muscle Theft•Muscle/Strength•Public Nudity•Body Parts in Strange Places•Man Scent•Voluptuous Men•Butt Growth•Hyper Anus•Feeding•Foot Growth•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Age Progression•Age Regression•Human to Inanimate•Hair Growth/Getting Hairy•Hyper Tongue•Tongue Growth•Mouthcock•Age Difference•Incest•Father/Son•Selfcest•Nonconsensual change•Restraints•Rubber/Latex•Absorption•Hyper Pheromones•Infectious•Merging•Shared Body•Possession•Gay Pride•Hypnosis•Mind Control•Shapeshifting •M/M•M/M/M•M/M/M/...

5 The breakthrough by Gigantic Mr.B One lapse in concentration sets off an unstoppable chain of events for an 18-year-old lab intern, Ben. 6 parts 21k words Added Apr 2022 Updated 28 Jun 2025 48k views 4.8 stars (54 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cum•Hyper Muscle•Hyper Strength•Muscle Growth•Butt Growth•Gradual Change•Getting Taller•Size Increase•Infectious •M/M

6 Avilus by Bottoming James, a horny, gay senior, comes across a reality-altering device. Who will it change—his friends, his bullies, even his annoying, muscle-bound brother Zack? 4 parts 11k words Added May 2025 Updated 21 Jun 2025 17k views 4.5 stars (33 votes) No comments yet •Cock Growth•Ball Growth•Female to Male•Straight to Gay•Muscle Growth•Butt Growth•Hyper Anus•Increased Libido•Getting Handsomer•Gradual Change•Transformation•Voice Deepening•Getting Taller•Hairless•Incest•Brothers•Dom/Sub•Nonconsensual change•Mind Control •M•M/M

7 Our pleasure by Thorn A brand new gratuity app has entered the workplace, with more than a few kinks that need working out... 18 parts 105k words (#26) Added Jul 2024 Updated 21 Jun 2025 53k views 4.9 stars (38 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Pec Fucking•Muscle Breast•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Voluptuous Men•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•App•Dom/Sub•Dildos/Toys •M

8 Egregious Fantasy by BRK Seth lives a normal life in a humdrum world, until he happens to run into a guy who in every way surpasses anything he’s ever dreamt of. 2 parts 13k words Added May 2025 Updated 28 Jun 2025 8,838 views 5.0 stars (8 votes) No comments yet •Huge Balls•Huge Cock•Hyper Cum•Pec Fucking•Muscle Growth•Muscle/Strength•Muscle Worship•Plausible Size Difference •M/M

9 The hidden truth by SomeMuscleGuy After confessing your feelings to your two friends, Isaac and Mark, they decide to share their biggest secret with you—and what better way to show you than to transform and grow before your very eyes? 3 parts 6,648 words Added Jun 2025 Updated 12 Jul 2025 9,025 views 5.0 stars (9 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Hyper Cum•Public Orgasm•Hyper Muscle•Pec Fucking•Muscle Growth•Muscle Gut•Muscle/Strength•Muscle Worship•Public Nudity•Pointy Ears•Butt Growth•Increased Libido•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Size Increase•Human to Animal/Anthro•Dom/Sub•Infectious•Anthro/Furry•Werewolves •M/M/M

10 Transform: The college years by Also Known As The sexy young men affected by the Transform ability wreak even more havoc at college with their amazing and irresistible growth-at-will double-hung dream bods. 20 parts 134k words (#9) Added Jan 2014 Updated 5 Jul 2025 33k views 4.8 stars (22 votes) No comments yet •Cock Growth•Huge Cock•Multicock•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Size Increase•Infectious•Flying •M/M•M/M/M

11 Cave of worshippers by SomeMuscleGuy After a strange workout session with his friend Ben, Mike wakes up restrained in a cave, surrounded by cultists who want to make him their muscle god. 9 parts 29k words Added Jan 2023 Updated 8 Jun 2024 55k views 4.7 stars (34 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Self-suck•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle Worship•Public Nudity•Butt Growth•Belly Growth•Increased Libido•Foot Growth•Transformation•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Dom/Sub•Nonconsensual change•Restraints•Absorption•Hyper Pheromones•Infectious•Complete •M/M

12 An unexpected inflation by UberPump A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. 41 parts 99k words (#31) Added Apr 2020 Updated 10 Jun 2023 171k views 4.9 stars (67 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Gross Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F

13 Trouble in paradise by Mask When granted the power to make wishes a reality, filling your days with a replicating, multi-limbed muscle god boyfriend just comes naturally. But after a decade, is that really what you’d still want? 11k words Added Jun 2025 3,575 views 5.0 stars (11 votes) No comments yet •Always Hard•Huge Cock•Self-suck•Public Orgasm•Multicock•Multihead•Multiarm•Multileg•Multilimb•Replication•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Public Nudity•Retcon•Suggestion•Incest•Brothers•Selfcest•Immortality•Complete •M•M/M•M/M/M•M/M/M/...

14 Sheepish Sean by johnnyacolin Shy college freshman Sean gets a growth spurt that’s alarming enough to pay a visit to the doctor. 10 parts 15k words Added Nov 2021 Updated 5 Jul 2025 35k views 4.8 stars (56 votes) No comments yet •Cock Growth•Huge Cock•Father/Son•Lycra/Spandex•Stories with Images •M•M/M

15 Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts 99k words (#30) Added Nov 2009 483k views 4.3 stars (93 votes) No comments yet •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

16 Joy ride by BRK Tag and Lys are only pretending to gad about the universe in their grandparents’ borrowed sportscruiser, Lys rather less willingly than Tag. Then the universe takes a hand and makes it all a little more real. 2 parts 7,638 words Added Jun 2025 Updated 12 Jul 2025 4,487 views 4.9 stars (7 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Other Mental Changes•Straight to Gay•Getting Handsomer•Getting Taller•Incest•Brothers•Nonconsensual change•Space Travel•Set in the Future •M/M

17 The four Ds by BRK Four close friends get away for a mountain cabin vacay, only for the environs to make them hornier than usual. 13 parts 55k words (#75) Added Apr 2024 Updated 12 Jul 2025 24k views 4.8 stars (26 votes) No comments yet •Always Hard•Cock Growth•Cockless•Nipcocks•Self-suck•Nipple Emissions•Extra digits•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Six Legs•Multitongue•Multitorso•Replication•Stacking•Hyper Muscle•Muscle Growth•Always Shirtless•Increased Libido•Detachable•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Mouthcock•Incest•Brothers•Body Swap•Time Travel •M/M•M/M/M•M/M/M/...

18 The second subject by MegaMaker A college kid named Angel is kidnapped and brought to a facility to become the next test subject for underground scientific advancements. 14 parts 33k words Added Dec 2024 Updated 1 Feb 2025 27k views 4.6 stars (14 votes) No comments yet •Always Hard•Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum Milking•Always Cumming•Hyper Cum•Multi-abs•Other Mental Changes•Straight to Gay•Hyper Muscle•Pec Fucking•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Man Scent•Butt Growth•Increased Libido•Foot Growth•Getting Handsomer•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Increase•Age Difference•Destruction/Violence•Blood•Nonconsensual change•Nonconsensual sex•Restraints•Lycra/Spandex•Hyper Pheromones•Horror•Complete •M•M/M

19 Birthday benefaction by BRK Esmond is thrilled. His birthday has finally come, and he’s looking forward to the end of his year of service with the prickly, sarcastic mage in the tower. What he’s not expecting, though, is a birthday gift from the old man. Does he have an ulterior motive? 2 parts 6,783 words Added Apr 2025 Updated 21 Jun 2025 6,083 views 4.9 stars (13 votes) No comments yet •Cock Growth•Hyper Cum•Increased Libido•Getting Handsomer•Gradual Change•Incest•Brothers•Nonconsensual change•Witch/Warlock/Wizard•Medieval(ish) •M•M/M

20 Out of control by MegaMaker Would you become a titan of muscle and mass if your boyfriend asked you to join him? This is the quandary Bailey faced when his lover, Derick, brought him some strange serums. What would Derick do if he said no? 10 parts 22k words Added Oct 2024 Updated 23 Nov 2024 31k views 4.0 stars (8 votes) No comments yet •Always Hard•Cock Growth•Cock Shrinking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Always Cumming•Hyper Cum•Public Orgasm•Multi-abs•Addiction•Other Mental Changes•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Public Nudity•Man Scent•Voluptuous Men•Butt Growth•Increased Libido•Gradual Change•Voice Deepening•Getting Taller•Giants•Forced Growth•Plausible Size Difference•Size Decrease•Size Increase•Destruction/Violence•Blood•Dom/Sub•Nonconsensual change•Nonconsensual sex•Sex-Slave•Hyper Pheromones•Complete •M•M/M

1 Justin (the bigger the better) by Giant Worshipper A young man starts growing, and growing. He finds he likes it a lot. 15 parts 99k words (#30) Added Nov 2009 483k views 4.3 stars (93 votes) No comments yet •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

2 Max’s wish by Bulge101 Scrawny Max uses his wish-power to make himself worthy of the extremely hot bully he has a crush on, but his friend Bobby deserves his help, too, and soon lots of changes start happening at school and at home. 11 parts 25k words Added Aug 2011 Updated 2 Nov 2011 338k views 4.6 stars (85 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Infectious •M/M•M/M/M

3 Above average by Ziel Alan starts out as just your average college boy. Then a strange, magical artifact comes into his life, and he starts becoming bigger… almost remembering the ways things were, when his muscles and cock weren’t, with each orgasm, more and more above average. As the effects spread, Alan knows he must understand what’s happing to him and his friends—and also that he must be the biggest, most muscular, most hypercocked stud of all. 28 parts 130k words (#13) Added Apr 2013 Updated 8 Dec 2018 319k views 4.6 stars (109 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Public Orgasm•Hyper Muscle•Muscle Growth•Muscle/Strength•Public Nudity•Butt Growth•Retcon •M/M•M/M/M•M/M/M/...

4 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 221k words (#4) Added Oct 2009 Updated 9 Nov 2019 271k views 4.4 stars (66 votes) No comments yet •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•Hair Growth/Getting Hairy•Age Difference•Incest•Father/Son•Supernatural•Gay Pride•Alcohol •M/M•M/M/M

5 All good things by Anon Amon After the discovery of an ancient artifact, life is changed forever for a group of college students who have bigger things to worry about than getting ready to start classes. 111 parts 133k words (#10) Added Feb 2017 Updated 29 Oct 2022 262k views 4.6 stars (155 votes) No comments yet •Cock Growth•Cockfucking•Huge Balls•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Nipple Emissions•Straight to Gay•Hyper Muscle•Hyper Strength•Immobility•Muscle Growth•Muscle/Strength•Giants•Size Increase•Incest•Brothers•Twins•Infectious•Pagan gods•Complete •M/M•M/M/M

6 Jason’s big problem by Joven Teen athlete Jason unwittingly becomes part of a shady experiment to produce progressively larger cocks and balls that generate way too much cum. His playful and curious friends get drawn in, and when his cranky brother is roped in as well, having massive equipment becomes even more difficult. 49 parts 115k words (#20) Added Oct 2013 Updated 24 Nov 2017 243k views 4.5 stars (83 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Muscle Growth•Muscle/Strength•Getting Taller•Size Increase•Incest•Brothers •t/t•t/t/t

7 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 250k words (#2) Added Feb 2012 Updated 22 Feb 2014 235k views 4.5 stars (26 votes) No comments yet •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

8 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 223k words (#3) Added Jul 2002 Updated 19 Jun 2021 193k views 4.5 stars (26 votes) No comments yet •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

9 Puberty is a bitch by Lover Boy 2 Brad thought he was done with puberty, so he’s perplexed and a bit alarmed by a new wave of growth that keeps hitting him at just the wrong moment. 11 parts 15k words Added Sep 2009 189k views 4.3 stars (32 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Muscle Growth•Gradual Change•Size Increase •t/t

10 Mind and body by BRK Jack discovers that his knack for hypnosis is actually much more powerful than it should be. Naturally, he uses this to get the upper hand with his sexy jock brother, but that turns out to be a lot more complicated than he’d thought. 16 parts 66k words (#57) Added Jun 2012 Updated 28 Jul 2017 182k views 4.8 stars (108 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Multicock•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Getting Taller•Size Increase•App•Suggestion•Incest•Brothers•Hypnosis•Mind Control •t/t•t/t/t•t/t/t...

11 An unexpected inflation by UberPump A college athlete named Keith and his friends discover what it feels like to enlarge their cock and balls with the mysterious device Keith ordered off the dark web. When things go awry, however, their packages get huge. Keith and his friends go on a massive journey of cock growth, bloated balls, and near exploding junk as they inflate their man parts to their absolute limit. 41 parts 99k words (#31) Added Apr 2020 Updated 10 Jun 2023 171k views 4.9 stars (67 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Gross Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F

12 Bigger issues by muscl4life Thanks to Kyle, Sean discovered his serum works better than he expected… And now his freaking muscular lover each time is more intoxicated with his newly found POWER, and can such difference of muscular capacity make the couple apart? 6 parts 47k words (#91) Added Dec 2013 154k views 4.0 stars (24 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Hyper Cock•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Muscle Worship•Size Increase •M/M

13 Chuck, the size thief by spacevlad Chuck, a middling-sized construction worker who wishes he were bigger, finds a way to grow huge. 16 parts 42k words Added Jun 2017 Updated 22 Dec 2017 153k views 4.6 stars (33 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hyper Cum•Getting Dumber•Other Mental Changes•Muscle Growth•Muscle Gut•Muscle Theft•Muscle/Strength•Belly Growth•Voice Deepening•Giants•Plausible Size Difference•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Getting Fatter•Inflation•Nanotech•Destruction/Violence•Nonconsensual change•Nonconsensual sex•Absorption •M/M

14 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 366k words (#1) Added Apr 2019 Updated 1 May 2021 151k views 4.0 stars (8 votes) No comments yet •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

15 The dudes by BRK The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. (Slightly revised throughout as of May 2025.) 8 parts 22k words Added Mar 2010 Updated 17 May 2025 151k views 4.7 stars (61 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Suggestion•Incest•Brothers•Hyper Pheromones •M/M•M/M/M•M/M/M/...

16 So much cum by Delinqual Cory has a condition that causes him to produce extremely abnormal amounts of semen. It’s not always fun, but it has led to some very memorable moments. 2,165 words Added May 2012 145k views 4.2 stars (25 votes) No comments yet •Hyper Cum •M/M

17 Forced growth by hyperboi Tyler wakes up trapped in a room where everything seems geared toward forcing him to become bigger, stronger, and sexier. 5 parts 6,397 words Added Oct 2013 145k views 4.4 stars (56 votes) No comments yet •Cock Growth•Cock Pumping•Huge Cock•Hyper Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Forced Growth•Nonconsensual change •M

18 Brother-in-law by Jock Ace, a Marine, meets and becomes enamored of his sister’s fiancé, Josh. A rare (for Metabods) tale with no alterations. 13k words Added May 2006 144k views 4.7 stars (99 votes) No comments yet •Huge Cock•Muscle/Strength

19 Baby brother by Shawn D. Stewart "Kev, did you see a glass here?” “Whoa, man, was that yours? Sorry… I was really thirsty…” “You drank it!?” Aaaaand off we go! 2,879 words Added Mar 2003 136k views 4.5 stars (42 votes) No comments yet •Cock Growth•Muscle Growth•Muscle/Strength•Getting Taller•Incest•Brothers

20 Changing Nick by BRK Nick’s computer starts offering him choices between one kind of transformation and another. He soon learns he’s been drawn into a strange conspiracy, even as the changes start to spread to friends, strangers, and secret allies. 18 parts 70k words (#53) Added May 2013 Updated 16 Jul 2022 135k views 4.7 stars (40 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Nipcocks•Multi-abs•Multicock•Multihead•Lots of Legs•Multiarm•Multileg•Multilimb•Three Legs•Multipec•Multitorso•Replication•Stacking•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•Getting Taller•Size Increase•Tongue Growth•App•Retcon•Selfcest•Nonconsensual change•Merging•Witch/Warlock/Wizard•Invisibility •M/M•M/M/M•M/M/M/...

1BRK  7,729,461 views across 381 stories
Most viewed: Mind and body, The dudes, Changing Nick, One hot summer, Oh man, Cool bracelet, bro, Mutation, Metaboi, Casey’s mancock, Sexi-Phi, Body game: Encounter 813, The power of suggestion

2Ziel  2,391,415 views across 102 stories
Most viewed: Above average, Big changes, Geno-type, Hyper active imagination, Claves, the midnight marauder, Gooed friends, Little bro, The biggest dick, Bet you can’t have just one, Thoros, X-mass, Peen genie

3Also Known As  1,709,209 views across 59 stories
Most viewed: Hard body, Supermen, Transform, The good freak, Naked, Seducers, Drug test, Transform: Muscle City, Transform: New Blood, Augmentations, The new guy, Nobody’s perfect

4Josh Dugan  1,177,212 views across 90 stories
Most viewed: Gay centaur, Aaron, Four-legged Ivan, Brother’s closet, The four jocks continued, Centaur mania, Penis juice, Penis food, Humantaur, Boytaur cream, Eric’s jackoff socks, Adam’s dream

5FanTCMan  1,156,234 views across 31 stories
Most viewed: The brothers, Ad man, Brad’s big change, David devolving, Chris olympus, Company guys, Curious cats, Twelve steps back, Jim’s shot, A perfect revenge, Fantastic island, Family values

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9brazboy  863,880 views across 76 stories
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Most viewed: The hulk pill, Second puberty, I wanna get huge, The gifted child, Titanification, The bet, The orphanage, The swimming hole, Green legacy, Eustace conquers the world, Hulk hunter, The guinea pig

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12Unknown  660,797 views across 30 stories
Most viewed: 17 inches, Matt grows up, Grow gravity, For lovers of huge cocks, Big Frank, Experiment in fantasy, Worship, A devil of a deal, Huginex, See Chris grow, The hike, Muscle lab

13NBCK99  632,384 views across 27 stories
Most viewed: Alpha House, Enchanted growth, Shift, Coffee coffee, Tales of a growing teen, Changes in Bigby Heights, Take me, change me, The four jocks: College buddies, The reform party, The bonding, Charlie, Real daydreams

14spacevlad  625,388 views across 12 stories
Most viewed: Chuck, the size thief, Ben gets huge, Tank the bouncer, Summer research, Jon the growing stepdad, Away game, Jake: hand-drawn giant, They’re really sensitive now, Time to bulk up, Orc night at the Eagle, They’re too sensitive now, Magic the Growthering

15Cris Kane  618,669 views across 42 stories
Most viewed: The six pack, Acting out, A few minor adjustments, Orientation, The boost, Mariposa honeymoon: A six-pack story, Nu-you, Picture perfect, The Perfect Guy goes viral, Lunch of champions, To a tee, Farm-grown

The four Ds by BRK Four close friends get away for a mountain cabin vacay, only for the environs to make them hornier than usual. 13 parts 55k words (#75) Added Apr 2024 Updated 12 Jul 2025 24k views 4.8 stars (26 votes) No comments yet •Always Hard•Cock Growth•Cockless•Nipcocks•Self-suck•Nipple Emissions•Extra digits•Multicock•Multihead•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Six Legs•Multitongue•Multitorso•Replication•Stacking•Hyper Muscle•Muscle Growth•Always Shirtless•Increased Libido•Detachable•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Decrease•Mouthcock•Incest•Brothers•Body Swap•Time Travel •M/M•M/M/M•M/M/M/...

Joy ride by BRK Tag and Lys are only pretending to gad about the universe in their grandparents’ borrowed sportscruiser, Lys rather less willingly than Tag. Then the universe takes a hand and makes it all a little more real. 2 parts 7,638 words Added Jun 2025 Updated 12 Jul 2025 4,487 views 4.9 stars (7 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Hyper Cock•Other Mental Changes•Straight to Gay•Getting Handsomer•Getting Taller•Incest•Brothers•Nonconsensual change•Space Travel•Set in the Future •M/M

Griff the natural by BRK On a relaxing cross-country road trip, Griff can’t help but make a couple of sexy new friends. That’s just the way his life goes. 2 parts 7,715 words Added Apr 2025 Updated 5 Jul 2025 5,025 views 4.8 stars (5 votes) No comments yet •Huge Cock•Public Orgasm•Straight to Gay•Always Shirtless •M/M•M/M/M•M/M/M/...

Egregious Fantasy by BRK Seth lives a normal life in a humdrum world, until he happens to run into a guy who in every way surpasses anything he’s ever dreamt of. 2 parts 13k words Added May 2025 Updated 28 Jun 2025 8,838 views 5.0 stars (8 votes) No comments yet •Huge Balls•Huge Cock•Hyper Cum•Pec Fucking•Muscle Growth•Muscle/Strength•Muscle Worship•Plausible Size Difference •M/M

Three hearts as one by BRK When Saul’s village is threatened, he and his friends Jurgen and Hector must seek out the one man who might be able to help them. 11k words Added Jun 2025 1,151 views 5.0 stars (2 votes) No comments yet •Muscle/Strength•Transformation•Witch/Warlock/Wizard•Fantasy Realm•Medieval(ish)

Hair presumptive by BRK Rider’s new housemate, Isaiah, is extra-hairy, and it’s not there just to look at. 3,265 words Added Jun 2025 1,306 views 5.0 stars (7 votes) No comments yet •Hair play/Body hair •M/M

Hanging out by BRK Two guys chillin’ and thinkin’ about dick. Thinkin’ real hard. 1,757 words Added Jun 2025 1,845 views 5.0 stars (7 votes) No comments yet •Human to Cock•Cock Body•Transformation •M/M

The server life by BRK Extras-lovers Silas and Jed meet up on a chat server, only to discover the software has some unexpected features. 2,829 words Added Jun 2025 2,236 views 5.0 stars (4 votes) No comments yet •Cock Growth•Huge Cock•Multi-abs•Multicock•Boytaur•Four Legs•Multiarm•Multileg•Multilimb•Multipec•Stacking•Muscle Growth•Getting Handsomer•Mouthcock•Social Media •M/M

Birthday benefaction by BRK Esmond is thrilled. His birthday has finally come, and he’s looking forward to the end of his year of service with the prickly, sarcastic mage in the tower. What he’s not expecting, though, is a birthday gift from the old man. Does he have an ulterior motive? 2 parts 6,783 words Added Apr 2025 Updated 21 Jun 2025 6,083 views 4.9 stars (13 votes) No comments yet •Cock Growth•Hyper Cum•Increased Libido•Getting Handsomer•Gradual Change•Incest•Brothers•Nonconsensual change•Witch/Warlock/Wizard•Medieval(ish) •M•M/M

Flashmob 2 by BRK In the sequel, Christian finds the strange bounty his sleeping jockbro freshman roommate has left him: an outdated camera with several strange and unexpected settings. 2 parts 4,303 words Added Jun 2025 3,591 views 5.0 stars (4 votes) No comments yet •Replication•Muscle Growth•Getting Handsomer•Getting Taller•Selfcest•Dragons•Fantasy Realm •M/M

Cum dosing by BRK Mark’s hunky roommate, Aaron, is dead set on getting bigger, and Mark has a vested interest in making it happen. 3 parts 16k words Added Mar 2025 Updated 31 May 2025 22k views 5.0 stars (45 votes) No comments yet •Cock Growth•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Straight to Gay•Muscle Growth•Muscle/Strength•Gradual Change•Size Increase •M/M

Best self by BRK “Viral video” doesn’t always mean what you think it means. 2 parts 4,420 words Added Apr 2025 Updated 24 May 2025 12k views 4.6 stars (8 votes) No comments yet •Cock Growth•Huge Cock•Other Mental Changes•Straight to Gay•Muscle Growth•Always Shirtless•Getting Handsomer•Getting Taller•Retcon•Nonconsensual change•Shapeshifting •M•M/M

The dudes by BRK The guys at school are really susceptible to suggestion—so much so that if you tell them something’s true, it turns out that it actually is true. (Slightly revised throughout as of May 2025.) 8 parts 22k words Added Mar 2010 Updated 17 May 2025 151k views 4.7 stars (61 votes) No comments yet •Always Hard•Cock Growth•Huge Balls•Ball Growth•Huge Cock•Self-suck•Hyper Cum•Public Orgasm•Multi-abs•Straight to Gay•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Getting Handsomer•Getting Taller•Plausible Size Difference•Size Increase•Tongue Growth•Retcon•Suggestion•Incest•Brothers•Hyper Pheromones •M/M•M/M/M•M/M/M/...

Body and mind by BRK Exasperated by college, work, and home life, Barry stumbles across an obscure app that might at least help make his insufferable, annoyingly sexy older brother Vince a tad easier to live with. 7 parts 39k words Added Nov 2024 Updated 3 May 2025 28k views 4.7 stars (43 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Self-suck•Public Orgasm•Replication•Other Mental Changes•Straight to Gay•Muscle Growth•Muscle/Strength•Always Shirtless•Increased Libido•Getting Handsomer•App•Retcon•Suggestion•Incest•Brothers•Nonconsensual change•Hypnosis•Mind Control •M/M•M/M/M•M/M/M/...

Kris and Minato by BRK Two best friends on a class trip get some help declaring their feelings for each other. 7 parts 30k words Added Nov 2024 Updated 26 Apr 2025 22k views 4.9 stars (20 votes) No comments yet •Always Hard•Cock Growth•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Nipple Emissions•Multicock•Multiarm•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Always Shirtless•Stretchy•Butt Growth•Hyper Anus•Increased Libido•Getting Handsomer•Voice Deepening•Getting Taller•Plausible Size Difference•Size Increase•Hyper Tongue•Tongue Growth•First Time/Virgin•Incest•Brothers•Twins•Complete •M/M

Guy lines and tent poles by BRK Jacob and Luke’s camping getaway to rekindle their college bromance gets a tent stake in the works when Jacob invites along a dweeby coworker with a secret stash of very powerful weed. 3,312 words Added Apr 2025 5,958 views 5.0 stars (4 votes) No comments yet •Huge Cock•Cock Body•Hyper Cock•Straight to Gay•Muscle Growth•Muscle Theft•Getting Taller•Size Decrease•Size Increase•Hair Growth/Getting Hairy•Sex-Slave•Cannabis •M/M/M

Fallout by BRK Jesse comes home exhausted and just wants to put his feet up. That warning notice on his front door can wait, right? 2,206 words Added Apr 2025 5,898 views 4.3 stars (6 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Hyper Cum•Foot Growth•Gradual Change•Size Increase•Nonconsensual change•Complete •M/M

Oliver’s alone time by BRK There’s one pastime Oliver likes to indulge in when he gets some time to himself, and over the years he’s gotten really good at it. 2,646 words Added Apr 2025 4,455 views 4.8 stars (9 votes) No comments yet •Cock Growth•Huge Cock•Self-suck•Gradual Change•Complete •M

Snap card by BRK Bored in Venice, two close friends decide to play a knock-off card-competition game they found in the market. It doesn’t go the way they expect. 2,077 words Added Apr 2025 3,902 views 4.6 stars (7 votes) No comments yet •Cock Growth•Huge Cock•Multicock•Multiarm•Multilimb•Stacking•Muscle Growth•Getting Taller•Retcon •M/M

Support line by BRK Customers interacting with the reps at the Metabods Support Line tend not to get the service they’re expecting—though it is always above and beyond. 5 parts 15k words Added Feb 2012 Updated 29 Mar 2025 39k views 4.8 stars (18 votes) No comments yet •Always Hard•Cock Growth•Huge Cock•Hyper Cock•Self-suck•Multicock•Multiarm•Multilimb•Multitorso•Replication•Muscle Growth•Always Shirtless•Detachable•Getting Handsomer•App•Selfcest•Infectious•All Dialog•Cannabis •M/M