The cock by BRK Waking up after sex with Steve is a little disorienting. He’s lying on top of his lover from the night before—because he’s now Steve’s cock. 3 parts 7,012 words Added Oct 1997 Updated 22 Feb 2025 30k views 4.7 stars (24 votes) No comments yet •Huge Cock•Human to Cock•Transformation•Body Swap •M/M
Business affair by Also Known As Terry wasn’t gay. He wasn’t, he wasn’t, he wasn’t. So why was even the thought of his new co-worker, John Smith, getting him so hot? Can he survive the upcoming business meeting without blowing… his cool? 2 parts 6,281 words Added Jan 2014 20k views 4.9 stars (17 votes) No comments yet •Cock Growth•Cut to Uncut•Huge Cock•Muscle Growth•Muscle/Strength •M/M
Contamination by RdyRoger After his dick came in contact with an experimental substance, high schooler Vincent starts slowly getting bigger… first in his crotch and then other places, too. Thomas, a tall, handsome jock, likes teasing him about it at every opportunity. 6,135 words Added Jul 2019 31k views 4.6 stars (21 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Gradual Change•Getting Taller•Size Increase•Hair Growth/Getting Hairy•Infectious •t/t
Eustace conquers the world by JayPat Eustace, always the victim, decides to bulk up to avoid getting beaten up. At first he tries working out, but then he uses his smarts to create ways to boost muscle growth. It soon becomes apparent these are much more effective than anticipated. 3 parts 24k words Added Mar 2019 30k views 4.4 stars (15 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Getting Taller•Giants•Size Increase•Destruction/Violence•Dom/Sub •M/M
Gym parasite by Aphon When a failed experimental piece of parasite goop finds itself in a gym, it must spread itself quickly or die. Its means of transmission has some huge side effects, whether you like it or not… 1,711 words Added Dec 2019 27k views 4.6 stars (28 votes) No comments yet •Cock Growth•Huge Balls•Huge Cock•Hyper Cock•Straight to Gay•Nonconsensual change•Infectious •M/M
Lucas gets everything he wanted, and more by Joven Lucas steals some of his researcher friend’s enhancement drug, and is elated when David decides to let him keep taking it once he turns 18. 8 parts 11k words Added Jan 2019 Updated 26 Jan 2019 20k views 4.5 stars (16 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock •M/t
Muscle service station by Josef Howard A model cruising through the back roads of the midwest casually stops for gas, only to encounter a muscle god unlike any man he’s ever met before. 4,771 words Added Jul 2002 26k views 4.6 stars (12 votes) No comments yet •Huge Balls•Huge Cock•Muscle Growth•Muscle/Strength•Size Increase•Anthro/Furry •M/M
Orc night at the Eagle by spacevlad Scott gets a gag gift from his roommate—orc tusks—and enjoys them more than he ever could have expected, as he turns into a massive, sex-crazed orc on a night at the bar. 3,710 words Added Mar 2019 18k views 4.3 stars (16 votes) No comments yet •Huge Cock•Muscle Growth•Muscle Gut•Muscle/Strength•Man Scent•Transformation•Voice Deepening•Plausible Size Difference•Size Increase•Orcs •M/M
Please don’t grow, son! by LAComplex You think your children are hell? Wait until you discover the struggle of Andrew’s parents, who have to manage a 50-foot giant on a daily basis. 4,161 words Added Mar 2019 16k views 4.7 stars (16 votes) No comments yet •Muscle Growth•Muscle/Strength•Getting Taller•Giants•Size Increase •M
Randy’s morph by FanTCMan Muscle reporter Randy is excited to interview one of the new crop of super-bodybuilders. 4,199 words Added Jul 2002 28k views 4.6 stars (11 votes) No comments yet •Cock Growth•Huge Cock•Muscle Growth•Muscle/Strength•Getting Handsomer •M/M
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