BRK

Muscle Gut

Stories that involve muscle gut hypertrophy, including GH-gut or roid-gut (not obesity).

Child of: Muscle. Related: Hyper Muscle; Hyper Strength; Immobility; Muscle Breast; Muscle Growth; Muscle Theft; Muscle/Strength.

Tag Group: Muscle.

Top Stories: “Justin (the bigger the better)”; “Chuck, the size thief”; “Think bigger”; “Ben gets huge”; “Public relations”; “Tank the bouncer”; “Red pills”; “Summer research”; “The beefening”; “Bulking”.

Recently Updated: “Think bigger”; “It's never enough”; “Containment breach”.

47 stories found. Total word count: 829,953.

A

Away game by spacevlad [ ] 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. •Muscle Growth •Muscle Gut •Muscle/Strength •Plausible Size Difference •Size Increase Added Dec 2017 2 parts 6,307 words 28,196 views 4.4 stars (21 votes)

B

The beefening by Benjamin Skipper [ ] Spencer's roommates have been growing into huge hulking beasts, focused on working out, having sex… and now, turning Spence into one of them! •Cock Growth •Huge Balls •Huge Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Plausible Size Difference •Size Increase •Getting Hairy •Dom/Sub •Nonconsensual change •M/M •M/M/M Added Feb 2018 2,274 words 49,310 views 4.5 stars (34 votes)
Ben gets huge by spacevlad [ ] 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. •Hyper Cum •Muscle Growth •Muscle Gut •Muscle/Strength •Man Scent •Giants •Plausible Size Difference •Size Increase Added Jun 2016 8 parts 17,849 words 64,895 views 4.3 stars (43 votes)
The Benefactor by Proteus [ ] The Benefactor bestows favor on those he deems worthy, whether they like it or not. •Always Hard •Cock Growth •Huge Balls •Huge Cock •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase •Nonconsensual change •Supernatural •M/M Added Jan 2020 Updated Apr 2021 14 parts 15,351 words 34,082 views 4.8 stars (22 votes)
The bodyguards by MaxMorphs [ ] Two already huge and beautiful brothers apply for a job guarding a man who might be able to help them get even bigger. •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Nipcocks •Hyper Cum •Nipple Emissions •Multicock •Hyper Muscle •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Gradual Change •Plausible Size Difference •Size Increase •Inflation •Incest •Brothers •Twins •M/M •M/M/M Added Apr 2021 Updated Aug 2021 9 parts 22,376 words 41,131 views 4.8 stars (46 votes)
Brotherly love by Seth Peterson [ ] 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. •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Size Increase •Incest •Brothers •Merging Added Dec 2015 7,666 words 43,670 views 4.8 stars (17 votes)
Bulking by Proteus [ ] Sometimes, when people have a crush on their hunky roommate, they act on it by secretly trying to make the guy progressively hotter. •Muscle Growth •Muscle Gut •Muscle/Strength •Butt Growth •Gradual Change •Getting Hairy Added Mar 2013 6 parts 7,143 words 49,090 views 4.6 stars (17 votes)
Bull’s gene by Opin [ ] Dean goes on a date with Henry, a huge professor, whose strength exceeds every expectation. •Always Hard •Huge Cock •Hyper Cock •Always Cumming •Hyper Cum •Nipple Emissions •Public Orgasm •Hyper Strength •Muscle Growth •Muscle Gut •Muscle/Strength •Muscle Worship •Getting Taller •Giants •Plausible Size Difference •Size Increase •M/M Added Aug 2020 Updated Oct 2022 8 parts 12,415 words 36,043 views 4.7 stars (26 votes)

C

Chuck, the size thief by spacevlad [ ] Chuck, a middling-sized construction worker who wishes he were bigger, finds a way to grow huge. •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 •Getting Hairy •Getting Fatter •Inflation •Nanotech •Destruction/Violence •Nonconsensual change •Rape •Absorption •M/M Added Jun 2017 Updated Dec 2017 16 parts 42,078 words 104,303 views 4.5 stars (27 votes)
Colossal Clothing by QuasarSun [ ] Spencer is just your average post-college graduate, down on his luck and working a dead-end job when he runs across a magical clothing store that gives him a new job, a new perspective, and a lot more. •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Muscle Growth •Muscle Gut •Belly Growth •Transformation •Voice Deepening •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •Getting Fatter •Orcs •Supernatural •M/M Added May 2020 Updated Dec 2022 3 parts 5,384 words 14,998 views 4.4 stars (19 votes)
Containment breach by SomeMuscleGuy [ ] After Kalos experiences a suit malfunction while working with a Radioactive Material at work, he is left growing at a quickening rate to sizes that nobody ever thought was possible, and its contaminated effects are spreading too fast to be stopped. •Always Hard •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Self-suck •Cum Milking •Always Cumming •Hyper Cum •Nipple Emissions •Public Orgasm •Extra digits •Multi-abs •Multiarm •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Gut •Muscle Worship •Public Nudity •Butt Growth •Belly Growth •Increased Libido •Transformation •Voice Deepening •Getting Taller •Giants •Forced Growth •Size Increase •Getting Hairy •Nonconsensual change •Rubber/Latex •Infectious •Complete •M Added Mar 2023 10,572 words 5,059 views 4.5 stars (10 votes)

D

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. •Huge Cock •Muscle Gut •Muscle/Strength •Plausible Size Difference •Age Difference •Incest •Father/Son •Dom/Sub •M/M Added Sep 2018 Updated May 2019 2 parts 4,961 words 28,926 views 4.7 stars (11 votes)

E

Emission transmission by Cumguts [ ] Big grey orc Burz gets a mysterious gift in the mail, and incidentally discovers that he might have a future career in streaming on a new kink website geared explicitly toward cum inflation enthusiasts. •Cum inflation •Hyper Cum •Muscle Gut •Belly Growth •Orcs •Urban Fantasy •Stories with Images •Hyper Anus •M Added Jun 2022 3 parts 3,593 words 5,344 views 4.8 stars (6 votes)

F

The feeding by HouseForMonsters [ ] A sudden visit from a fellow fetish gainer you've met online leads to massive growth and the destruction of a city. •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Giants •Plausible Size Difference •Size Increase •Destruction/Violence Added Aug 2019 2,354 words 16,029 views
Focus: A football story by kg21 [ ] The team’s star quarterback is about to find out Coach’s big secret for keeping the team focused on football. •Cock Growth •Muscle Gut •Muscle/Strength •Inflation •Dom/Sub •Dildos/Toys Added Aug 2020 2 parts 10,849 words 6,965 views
Frat boys, bro!! by Seth Peterson [ ] What happens when a handsome boy and his buddy finds some frat boy pills? Sick bulky results, BRO!! •Huge Balls •Huge Cock •Getting Dumber •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Size Increase •Getting Hairy •Getting Fatter •M/M Added Jan 2018 2,556 words 38,872 views 3.9 stars (37 votes)

G

The game of champions by Seth Peterson [ ] A mysterious card game seizes the interest and the bodies of four very eager, very naughty college boys. Watch the fun unravel! •Huge Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Size Increase •Nonconsensual change •Anthro/Furry Added May 2016 3,463 words 20,444 views 3.9 stars (17 votes)
Gene hack by Mikeytron [ ] New gene therapies allow bodybuilders to grow larger than ever before. But beware if you opt for a cut-rate procedure instead. •Hyper Muscle •Pec Fucking •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Blood •Halloween •Complete •M/M Added Oct 2022 4,337 words 5,520 views 4.9 stars (19 votes)
A genie’s decision by Primed for Release [ ] After accidentally wasting a genie’s first wish, Alex takes his now-naked friend Dale’s advice and decides to make a potentially risky second attempt. •Hyper Cock •Hyper Cum •Muscle Gut •Muscle/Strength •Public Nudity •Getting Handsomer •Transformation •Voice Deepening •Size Increase •Tongue Growth •Djin/Jinn/Genie •M/M •M/M/M Added Mar 2022 2,221 words 6,888 views 4.7 stars (9 votes)

H

Hackers at the womb wall by dymondbolt [ ] 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. •Huge Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Size Increase Added Aug 2013 2 parts 6,370 words 17,980 views
The heart is a muscle by Mikeytron [ ] 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. •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Plausible Size Difference •Complete •M/M Added Jun 2021 Updated Jul 2021 6 parts 38,553 words 26,356 views 4.9 stars (63 votes)
Hulk by WBHunk [ ] An early encounter with a huge, muscular man presages transformations yet to come. •Muscle Growth •Muscle Gut •Muscle/Strength •Destruction/Violence Added Jul 2002 5 parts 8,751 words 37,662 views 4.4 stars (10 votes)

I

Incubi paradise by OneLuckyGuy89 [ ] Izqrt, the Incubus, now going by Ian, is horny and ready to turn this male college dorm into his own personal pleasure haven. •Huge Balls •Huge Cock •Cock Body •Muscle Growth •Muscle Gut •Man Scent •Getting Handsomer •Voice Deepening •Getting Taller •Getting Hairy •Incubus/Succubus •Metabods 25 •M/M •M/M/M Added Jan 2022 2,068 words 5,905 views 4.6 stars (7 votes)
It's never enough by K. Theeunknown [ ] All Trent wants is companionship, until his inner size queen takes him down a deep rabbit hole. Will he ever be able to clean up the nearly uncontrollable mess he’s made? •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Nipple Emissions •Addiction •Straight to Gay •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Gut •Butt Growth •Getting Taller •Forced Growth •Size Decrease •Size Increase •Hyper Anus •M/M Added Jan 2023 Updated Mar 2023 3 parts 6,734 words 15,032 views 4.8 stars (31 votes)

J

Jake: hand-drawn giant by spacevlad [ ] Drawing massive, muscle-hunk football stars seems like a safe enough hobby—but what if your drawing takes on a life of its own? •Huge Cock •Muscle Gut •Muscle/Strength •Size Increase •Infectious •M/M Added Sep 2009 7 parts 11,792 words 30,876 views 4.7 stars (7 votes)
Jon the growing stepdad by spacevlad [ ] Austin’s mother passes away, leaving behind a special gift. Austin uses this gift to give his stepdad, Jon, a new direction and motivation. Jon is eager to impress his stepson. •Huge Cock •Muscle Growth •Muscle Gut •Muscle Worship •Man Scent •Belly Growth •Feeding •Gradual Change •Getting Taller •Plausible Size Difference •Size Increase •Suggestion •Father/Son •Dom/Sub •Humiliation •Christmas •New Year's Eve •Valentine's Day •Complete •M/M Added Oct 2022 Updated Dec 2022 15 parts 60,547 words 25,443 views 4.6 stars (27 votes)
Justin (the bigger the better) by Giant Worshipper [ ] A young man starts growing, and growing. He finds he likes it a lot. •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 Added Nov 2009 15 parts 99,090 words 396,978 views 4.4 stars (89 votes)

L

Let’s make a bet by Seth Peterson [ ] 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! •Butch-to-Fem •Muscle Breast •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Gradual Change •Getting Taller •Plausible Size Difference •Dom/Sub Added May 2019 3 parts 10,394 words 17,803 views 4.2 stars (9 votes)

M

Magic the Growthering by spacevlad [ ] Joe goes to a Magic: The Gathering draft at his local LGS and encounters Red, a big ex-football jock whose cards have a big effect on Red when he plays them! •Muscle Growth •Muscle Gut •Man Scent •Plausible Size Difference •Size Increase •Retcon •M/M Added Mar 2022 4,646 words 5,786 views 4.9 stars (8 votes)
Muscle daddy by bulgeCanon and [ ] Meeting the freakishly huge roommate, Mark, is crazy enough—and that’s before finding out that Mark’s dad is even bigger. •Huge Cock •Hyper Cock •Self-suck •Muscle Growth •Muscle Gut •Muscle/Strength Added Nov 2018 Updated Nov 2019 2 parts 5,769 words 25,740 views 3.8 stars (13 votes)
Musky morning by screamingmoist [ ] A young man who constantly laments that there aren’t enough “real men” gets more than he bargained for. •Cock Growth •Straight to Gay •Muscle Growth •Muscle Gut •Belly Growth •Transformation •Age Progression •Getting Hairy •Retcon •Complete •M/M Added Nov 2022 4,691 words 6,543 views 4.7 stars (6 votes)
My best friend’s muscles by Mikeytron [ ] A group of horny gay researchers develop a new compound that allows unprecedented muscle growth. •Hyper Muscle •Muscle Growth •Muscle Gut •Muscle/Strength •Gradual Change •Complete •Series •M/M Added Sep 2021 Updated Nov 2021 5 parts 16,668 words 28,405 views 4.8 stars (64 votes)

N

No reason by MaxMorphs [ ] At the gym, Pascal notices that not only is are his pecs getting huge, but his nips are showing under his hoodie more than they should. •Huge Cock •Nipcocks •Nipple Emissions •Muscle Breast •Muscle Growth •Muscle Gut •Muscle/Strength •Belly Growth •Size Increase •Christmas •M/M Added Jan 2017 Updated Nov 2022 3 parts 12,037 words 42,733 views 4.8 stars (25 votes)

O

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. •Huge Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Man Scent •Transformation •Voice Deepening •Plausible Size Difference •Size Increase •Orcs •M/M Added Mar 2019 3,710 words 12,641 views 4.3 stars (16 votes)

P

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. •Cock Growth •Muscle Growth •Muscle Gut •Transformation •Size Increase •Human to Animal/Anthro •Age Difference •Nonconsensual change •Anthro/Furry •Fantasy Realm •Mind Control Added Jun 2018 5,070 words 13,222 views 4.9 stars (11 votes)
Public relations by Maximilian [ ] When Jamie gets an out-of-the-blue invitation to meet up with a friend he’d fallen out of touch with, he doesn’t realize Adam has an ulterior motive—or that it involves an unwilling introduction to growth and magic. •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Giants •Plausible Size Difference •Size Decrease •Size Increase •Getting Hairy •Destruction/Violence •Restraints •Witch/Warlock/Wizard •Gay Pride •M/M Added Jun 2015 Updated Apr 2019 18 parts 124,954 words 63,751 views 4.8 stars (42 votes)

R

Red pills by MaxMorphs [ ] A struggling college student and part-time stripper is introduced to Red Pills, which are supposed to be the one dick-growth pills that actually work. He’s skeptical—at first. (Chapters 1-7 revised as of summer 2019.) •Cock Growth •Huge Cock •Hyper Cock •Addiction •Hyper Muscle •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Plausible Size Difference •Size Increase •Getting Hairy •M/M •M/M/M Added Jan 2017 Updated Mar 2021 19 parts 53,990 words 53,614 views 4.7 stars (19 votes)

S

Seeing stars by OneLuckyGuy89 [ ] 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. •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Gay to Straight •Muscle Growth •Muscle Gut •Getting Taller •Size Increase •Getting Hairy •Incest •Twins •Nonconsensual change •Infectious •Merging •Superhero/Supervillain Added Mar 2020 Updated May 2020 2 parts 8,520 words 9,790 views 4.3 stars (7 votes)
Small on top by NoGoodAlias [ ] After an unfortunate hiking mishap, Jesse finds himself in the home of a massive, masculine stranger who seems to only be getting bigger by the day. •Huge Balls •Huge Cock •Hyper Cum •Muscle Breast •Muscle Gut •Man Scent •Gradual Change •M/M Added Sep 2022 3,029 words 4,490 views 4.9 stars (10 votes)
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. •Muscle Gut •Muscle/Strength •Plausible Size Difference •Age Difference •Seniors •M/M Added Aug 2021 Updated Oct 2021 3 parts 23,318 words 7,272 views 4.9 stars (7 votes)
Stories to tell in the dark by Thorn [ ] Sean discovers a book that is filled with some surprising stories. •Cock Growth •Huge Balls •Huge Cock •Muscle Growth •Muscle Gut •Butt Growth •Belly Growth •Voice Deepening •Getting Taller •Size Increase •Getting Fatter •Inflation Added Apr 2021 2 parts 9,685 words 14,643 views 4.9 stars (30 votes)
Summer research by spacevlad [ ] 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. •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Getting Dumber •Other Mental Changes •Straight to Gay •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Gut •Muscle/Strength •Man Scent •Belly Growth •Getting Taller •Giants •Plausible Size Difference •Size Increase •Getting Hairy •Destruction/Violence •Sex-Slave •Fourth of July •M/M Added Oct 2017 Updated Dec 2017 12 parts 28,541 words 49,407 views 4.8 stars (28 votes)
Superhero license by Neltharion5 [ ] 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. •Cock Growth •Huge Cock •Muscle Growth •Muscle Gut •Muscle/Strength •Size Decrease •Size Increase •Dom/Sub •Nonconsensual change •Superhero/Supervillain •M/M Added Nov 2017 5,101 words 11,775 views 4.8 stars (5 votes)

T

Tank the bouncer by spacevlad [ ] Bar owner Matt can only afford one bouncer for his bar, so he hires the biggest one he can find: Tank, an ex-college football player who is eager to grow even bigger. Matt has a way to make that happen, but after the first unexpectedly effective injection, the newly huge and strong Tank starts turning the tables on his boss. •Straight to Gay •Muscle Growth •Muscle Gut •Muscle/Strength •Man Scent •Giants •Plausible Size Difference •Size Increase •Getting Fatter •Destruction/Violence •Nonconsensual change •Rape •M/M Added Jun 2016 Updated Aug 2016 18 parts 34,977 words 59,276 views 4.1 stars (33 votes)
They’re too sensitive now by spacevlad [ ] Sean convinces his burly husband Jorge to get his nipples pierced for his 40th birthday. The results trigger an unexpected growth spurt much like one that happened in an infamous growth incident a year prior. •Muscle Growth •Muscle Gut •Man Scent •Getting Taller •Giants •Plausible Size Difference •Size Increase •Destruction/Violence •Series •M/M Added Jan 2022 5,327 words 8,199 views 4.9 stars (8 votes)
Think bigger by MaxMorphs [ ] Mild-mannered Kyle gains an unexpected power over his hunky friends after they all enjoy a magic show during a fateful vacation in Vegas. •Cock Growth •Huge Cock •Hyper Cum •Getting Dumber •Straight to Gay •Immobility •Muscle Growth •Muscle Gut •Muscle/Strength •Getting Taller •Size Increase •Suggestion •Dom/Sub •Hypnosis •Stories with Images •M/M Added Jun 2022 Updated Mar 2023 21 parts 50,170 words 70,762 views 4.9 stars (105 votes)
Three brothers by Wawa [ ] Three brothers get infected with a digital virus that grows them to their true selves. •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Pec Fucking •Muscle Breast •Muscle Growth •Muscle Gut •Belly Growth •Giants •Size Increase •Getting Fatter •Incest •Brothers •Nonconsensual change •M/M •M/M/M Added May 2022 1,702 words 9,463 views

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