Stories that involve muscle gut hypertrophy, including GH-gut or roid-gut (not obesity).
Related: Hyper Muscle; Hyper Strength; Immobility; Muscle Breast; Muscle Growth; Muscle Theft; Muscle/Strength.
Child of: Muscle.
Top Stories: “Chuck, the size thief”; “Public relations”; “Ben gets huge”; “Tank the bouncer”; “Bulking”; “Red pills”; “The beefening”; “Brotherly love”; “Summer research”; “Hulk”.
Recently Updated: “The bodyguards”; “The heart is a muscle”.
30 stories found. Total word count: 514,158.
- Away game by spacevlad MuscUp Gut Musc PSD SizeUp College freshman Adam is the smallest guy on the football team. On an away game road trip, he gets paired up to room with Wyatt, the biggest offensive lineman on the team. Adam tries to control himself as they are forced to share a bed, but Wyatt’s massive body is hard to resist. Added Dec 2017 2 parts 6,307 words 21,643 views 4.4 stars (17 votes)
- The beefening by Benjamin Skipper CockUp Balls Cock MuscUp Gut Musc PSD SizeUp Hairier Dom Nonc Spencer's roommates have been growing into huge hulking beasts, focused on working out, having sex… and now, turning Spence into one of them! Added Feb 2018 2,274 words 37,480 views 4.6 stars (30 votes)
- Ben gets huge by spacevlad HyCum MuscUp Gut Musc Scent Giant PSD SizeUp Matt, a kicker on a college football team, befriends Ben, a burly, bearish, muscular offensive lineman with a desire to get bigger. Matt is … able to help him with that. Added Jun 2016 8 parts 17,849 words 50,583 views 4.3 stars (42 votes)
- The Benefactor by Proteus AlwHard CockUp Balls Cock Immob MuscUp Gut Musc Taller PSD SizeUp Nonc Supn The Benefactor bestows favor on those he deems worthy, whether they like it or not. Added Jan 2020 Updated Apr 2021 14 parts 15,351 words 24,920 views 4.8 stars (17 votes)
- The bodyguards by Alakazam1988 CockUp Balls Cock NipC NipCum MuscUp Gut Musc BellyUp Grad PSD SizeUp Infl Inc Bro Twins Two already huge and beautiful brothers apply for a job guarding a man who might be able to help them get even bigger. Added Apr 2021 Updated Aug 2021 9 parts 22,376 words 23,601 views 4.8 stars (35 votes)
- Brotherly love by Seth Peterson CockUp Balls Cock HyCock MuscUp Gut Musc Taller SizeUp Inc Bro Merg Two brothers get the best weekend they can imagine through the use of some very special, very wonderful powers. Rest assured, the results are BIG. Added Dec 2015 7,666 words 37,207 views 4.8 stars (16 votes)
- Bulking by Proteus MuscUp Gut Musc AssUp Grad Hairier Sometimes, when people have a crush on their hunky roommate, they act on it by secretly trying to make the guy progressively hotter. Added Mar 2013 6 parts 7,143 words 40,273 views 4.8 stars (14 votes)
- Bull’s gene by Opin HyCum HyStr MuscUp Gut Musc Worship Taller PSD SizeUp Dean goes on a date with Henry, a huge professor, whose strength exceeds every expectations… Added Aug 2020 Updated Apr 2021 5 parts 9,018 words 17,191 views 4.6 stars (15 votes)
- Hackers at the womb wall by dymondbolt Cock MuscUp Gut Musc SizeUp Dev thought laying down big bucks at Body Modifications for a bit of physical upgrade would be safe as houses, but things don’t always go to plan. Added Aug 2013 2 parts 6,370 words 16,477 views
- The heart is a muscle by Mikeytron HyMusc HyStr MuscUp Gut Musc Grad PSD A muscle growth bildungsroman: shy small nerd meets his college roommate, who’s friendly, confident, and fucking huge. Growth occurs, both emotional and physical, over the course of their first year together. Added Jun 2021 Updated Jul 2021 6 parts 38,553 words 16,706 views 4.9 stars (52 votes)
- Hulk by WBHunk MuscUp Gut Musc Viol An early encounter with a huge, muscular man presages transformations yet to come. Added Jul 2002 5 parts 8,751 words 32,528 views 4.3 stars (8 votes)
- Let’s make a bet by Seth Peterson Fem MusBr MuscUp Gut Musc BellyUp Grad Taller PSD Dom My boyfriend has always had some exceptional monster pecs! And over the years, they just got bigger and bigger… and so did he! My man cannot stop growing, and I love every inch of his expanding, heaving frame! Come check out the perfect swelling journey that is my big alpha boyfriend! Added May 2019 3 parts 10,394 words 13,094 views 4.2 stars (9 votes)
- Seeing stars by OneLuckyGuy89 CockUp Balls Cock HyCock 2Straight MuscUp Gut Taller SizeUp Hairier Inc Twins Nonc Infect Merg Super 12 young, muscular and beautiful men have begun protecting Starlight City. Adam Berry has been having weird dreams lately and has a feeling that his life is about to change. Added Mar 2020 Updated May 2020 2 parts 8,520 words 6,252 views 4.0 stars (5 votes)
- Stories to tell in the dark by Thorn CockUp Balls Cock MuscUp Gut AssUp BellyUp Voice Taller SizeUp Fatter Infl Sean discovers a book that is filled with some surprising stories. Added Apr 2021 2 parts 9,685 words 7,994 views 4.8 stars (25 votes)
- Summer research by spacevlad CockUp Balls Cock HyCock Dumber Mental 2Gay HyMusc HyStr MuscUp Gut Musc Scent BellyUp Taller Giant PSD SizeUp Hairier Viol Slave 4th of Jul Dave, an ambitious researcher at a well-known university, hires an eager-to-grow football player to test an experimental growth supplement. The experimental growth supplement works much better than anticipated and Grunt gains over 50 pounds in just a week, though with some troubling side-effects. Added Oct 2017 Updated Dec 2017 12 parts 28,541 words 34,066 views 4.8 stars (24 votes)
- Superhero license by Neltharion5 CockUp Cock MuscUp Gut Musc SizeDn SizeUp Dom Nonc Super Gunner, a powerful superhero, is brought down by a delinquent hero license renewal. He has to be a sidekick for three randy heroes in order to regain his superhero status. Added Nov 2017 5,101 words 9,128 views 4.8 stars (5 votes)