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 (#96) Added Jun 2017 Updated 22 Dec 2017 124k views 4.6 stars (32 votes) •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
Enlargement by Boston Guy A medical engineer develops nanotechnology that could cure the world of multiple diseases. But his true motivation is not so noble. 5 parts 15k words Added May 2013 61k views 4.6 stars (29 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Transformation•Size Increase•Nanotech•Nonconsensual change•Infectious•Hyper Anus •M/M•M/M/M•M/M/M/...
The hulk pill by JayPat The only thing weirder than your buddy Boz offering you a “hulk pill” would be for it to actually work. 5 parts 29k words Added Oct 2012 99k views 4.7 stars (30 votes) •Cock Growth•Huge Cock•Hyper Muscle•Hyper Strength•Muscle Growth•Muscle/Strength•Size Increase•Nanotech•Destruction/Violence•Infectious•Complete •t/t
I want what I want by NCGazza Multitrillionaire Benjamin Kind has Professor Grant Jennings create a DNA altering nanobot to give him the body he’s always wanted. 3 parts 16k words Added Mar 2019 Updated 29 Oct 2022 34k views 4.5 stars (25 votes) •Cock Growth•Cut to Uncut•Huge Balls•Huge Cock•Hyper Muscle•Muscle Growth•Muscle/Strength•Getting Taller•Giants•Plausible Size Difference•Size Increase•Nanotech•Destruction/Violence•Complete •M/M
Journal of a scientist by Shawn D. Stewart Dr. Mike Hays documents the effects of the nanotechnology he designed to make himself bigger and stronger. 2 parts 3,235 words Added Jun 2011 23k views 4.2 stars (6 votes) •Cock Growth•Hyper Cock•Muscle Growth•Muscle/Strength
Massive musclemonsters by TonnyGiant Roger meets his new neighbors, three impressively muscled bodybuilders, just as his boss, Dr. Alejandro, experiences a very dramatic breakthrough with a serum designed to produce muscle growth and regeneration. 3 parts 6,902 words Added May 2018 Updated 1 Jun 2018 21k views 4.6 stars (10 votes) •Huge Cock•Multi-abs•Muscle Growth•Muscle/Strength•Muscle Worship•Always Shirtless•Giants•Plausible Size Difference•Size Increase •M/M
Morphogenic steroids by RdyRoger Rod’s dad is working on a new technology that makes small things bigger and big things huge, with incredible implications for food supplies and beyond—only it only lasts for five hours. Rod figures being bigger for five hours… that would be pretty awesome. 4 parts 15k words Added Oct 2019 26k views 4.5 stars (13 votes) •Cock Growth•Huge Balls•Huge Cock•Self-suck•Muscle Growth•Muscle/Strength•Increased Libido•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Hair Growth/Getting Hairy•Infectious
Nu-you by Cris Kane A bored tech-conference attendee is given a demo of a life-changing new gizmo to try out. 4,176 words Added Aug 2014 17k views 4.8 stars (20 votes) •Straight to Gay•Muscle/Strength•Body Swap
The Reflex by Cris Kane James receives an unexpected gift from an old friend: the trendy new home gym called the Reflex System. 5 parts 25k words Added Mar 2020 Updated 18 Apr 2020 11k views 4.6 stars (12 votes) •Muscle Growth•Muscle/Strength•Gradual Change•A.I.-Controlled Change•Set during the Pandemic •M/M
Skin tight by Dream Big Mark has big brains, but a big body? Not so much. So he decides to bend his gray matter toward a high-tech A.I.-assisted body suit that will help him achieve the kind of body he dreams about. 23 parts 38k words Added Apr 2019 Updated 3 Oct 2020 51k views 4.6 stars (43 votes) •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Self-suck•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Plausible Size Difference•Size Increase•Hyper Tongue•A.I.-Controlled Change•Nanotech•Nonconsensual change•Hyper Pheromones •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 11k words Added Mar 2014 Updated 13 Apr 2014 27k views 5.0 stars (4 votes) •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Nanotech•Age Difference •M/M
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