Top-Viewed Stories in the Last 30 Days

• 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 Feb 2023 19 parts 45,040 words 59,723 views 5.0 stars (92 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 2 parts 4,108 words 9,848 views 4.8 stars (28 votes)

• 5D Super User: Brandon by pkak2k12  [  ]  Brandon finds out he has an unexpected gift the second he becomes 18.  •Cock Growth •Huge Balls •Huge Cock •Muscle Growth •Muscle/Strength •Muscle Worship •Getting Taller •Size Increase •Retcon •Incest •Bisexual •t/t  Added Jan 2023 7 parts 14,913 words 8,479 views 4.9 stars (38 votes)

• MG Project: Test Subject #5 by HeyDaddy01  [  ]  A 50-year-old man recovering from an auto accident qualifies for a life-changing experimental project.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cum •Muscle Growth •Man Scent •Increased Libido •Gradual Change •M/M  Added Jan 2023 10 parts 19,304 words 7,041 views 4.7 stars (11 votes)

• 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.  •Cock Growth •Cock Pumping •Cockfucking •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Cum inflation •Hyper Cum •Public Orgasm •Addiction •Straight to Gay •Hyper Muscle •Immobility •Muscle Growth •Public Nudity •Increased Libido •Forced Growth •Size Increase •Inflation •App •Incest •Brothers •Bisexual •Nonconsensual change •M/M •M/M/F •M/M/M  Added Apr 2020 Updated Jan 2023 39 parts 90,012 words 93,665 views 4.9 stars (54 votes)

• 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.  •Always Hard •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle Worship •Butt Growth •Increased Libido •Foot Growth •Transformation •Voice Deepening •Getting Taller •Forced Growth •Plausible Size Difference •Size Increase •Getting Hairy •Dom/Sub •Nonconsensual change •Restraints •Absorption •Complete •M/M  Added Jan 2023 8,219 words 5,917 views 4.3 stars (7 votes)
• The potion shop by Alpha Pup Templar  [  ]  A new potion shop has opened in the countryside of Marketh. Strangely, they don’t sell healing potions. Instead they sell transformation potions of every kind imaginable! So what happens when adventurers don’t read the directions?  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cum •Getting Dumber •Other Mental Changes •Muscle Growth •Man Scent •Getting Handsomer •Transformation •Getting Taller •Nonconsensual change •Hyper Pheromones •Mind Control •M •M/M  Added Jan 2023 2 parts 3,366 words 5,751 views
• A little somethin' by MegaMaker  [  ]  After two longtime friends spend the day at the beach, Davey can't help but notice how muscular his buddy Sam has gotten. When Davey asks about it, Sam’s reactions are more than a little unexpected.   •Always Hard •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Always Cumming •Hyper Cum •Public Orgasm •Multi-abs •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Butt Growth •Increased Libido •Gradual Change •Size Increase •Complete •M/M  Added Jan 2023 2 parts 6,908 words 5,077 views 4.3 stars (6 votes)

• A Tale of Two Brothers: Donnie & Marco by Artotter92  [  ]  Two brothers end up the unwilling subjects of their father’s science experiments, with some pretty extreme results.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Muscle •Muscle Breast •Muscle Growth •Muscle/Strength •Butt Growth •Increased Libido •Gradual Change •Transformation •Voice Deepening •Forced Growth •Size Increase •Age Progression •Getting Hairy •Incest •Brothers •Stories with Images •M/M  Added Jan 2023 3,937 words 4,541 views 4.3 stars (8 votes)
• Club at the crossroads by Greggrth  [  ]  A night out for two friends turns out to offer some fun changes, as long as you follow the rules.  •Cock Growth •Cum inflation •Immobility •Muscle Growth •Voice Deepening •Giants •Size Increase •Inflation •Fantasy Realm •M/M  Added Jan 2023 8,684 words 4,333 views 4.6 stars (9 votes)
• The real you by MegaMaker  [  ]  Today is Adam’s birthday, and his longtime boyfriend Eddie doesn’t want to give him the gift he’s been asking for.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Butt Growth •Increased Libido •Getting Taller •Size Increase •Getting Hairy •Shapeshifting •Complete •M/M  Added Jan 2023 3,057 words 4,031 views 4.6 stars (5 votes)

• The pump by UberPump  [  ]  A young man and his wife find themselves at the mercy of a cock pump.  He's already quite big at 9 inches long, but how much bigger can he go and will they find a limit to his size?  •Cock Growth •Cock Pumping •Huge Balls •Ball Growth •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Addiction •Increased Libido •Forced Growth •Inflation •Hetero Sex •M/F  Added Jan 2023 3,676 words 3,637 views 4.5 stars (8 votes)
• The house by Writ Bro  [  ]  When Harry gets an inheritance he could have never dreamed of, he quickly realises his life is about to change. But the true extent of the changes will truly blow his mind.  •Straight to Gay •Hyper Muscle •Muscle Growth •Muscle/Strength •Transformation •Size Increase •M  Added Jan 2023 2 parts 8,076 words 3,553 views 4.9 stars (12 votes)
• The hulk pill: Contagion 2 by Azerreza  [  ]  Having just been beaten up by his usual bully, Matt thought that this day couldn’t have started any worse. Especially since he had to meet his buddies, David and Ben at the mall. But he had absolutely no idea that this day would change everything and that, on the contrary, it would be the best day of his life...  •Hyper Cum •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Increased Libido •Voice Deepening •Size Increase •Nanotech •Destruction/Violence •Infectious •Series •t/t  Added Jan 2023 Updated Feb 2023 6 parts 23,223 words 3,404 views
• The book of desires by SomeMuscleGuy  [  ]  After stealing a corrupted book at the gym, Michael is left growing uncontrollably by a Symbiotic Demon that only wants to swell its victims with the most size possible. But even the demon underestimates just how gigantic Michael wants to become.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Public Orgasm •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Worship •Public Nudity •Butt Growth •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Destruction/Violence •Nonconsensual change •Infectious •Aliens •Symbiotes •Complete •Stories with Images •M  Added Dec 2022 7,676 words 7,668 views 4.9 stars (8 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 392,064 views 4.4 stars (89 votes)
• The alpha touch by Caliburn  [  ]  Young engineer Max has a good deed rewarded with a mysterious rune now tattooed to his wrist. Bestowed with the power to change the body of the men he touches, Max’s life and his friends’ change quite a bit.  •Cock Growth •Huge Balls •Huge Cock •Straight to Gay •Muscle Growth •Butt Growth •Increased Libido •Gradual Change •Voice Deepening •Getting Taller •Size Increase •Getting Hairy •Suggestion •Hetero Sex •Dom/Sub •Nonconsensual change •Series •M/F •M/M  Added Jan 2022 Updated Dec 2022 12 parts 50,362 words 60,344 views 4.9 stars (189 votes)

• Andro-Gro anonymous by LucaWLee  [  ]  Fresh out of cryosleep in the post-apocalyptic Southwest, Phoenix journeys with a hulking Kassian and a wolfish Fynn in search of an irresistible growth-inducing drug.  •Cock Growth •Huge Cock •Hyper Cock •Cum Milking •Hyper Cum •Hyper Muscle •Muscle Growth •Muscle/Strength •Set in the Future •M/M  Added Jan 2023 3 parts 6,673 words 2,781 views 5.0 stars (5 votes)
• Casey’s mancock by BRK  [  ]  Undersized college student Casey develops a sudden need for a cock just big enough for people to know it’s there. And between his own skills and his unwitting roommate’s, he knows just how to make it happen.  •Cock Growth •Increased Libido •Gradual Change •App •Hypnosis •Mind Control •M/M  Added Jul 2022 Updated Jan 2023 11 parts 38,144 words 25,670 views 5.0 stars (52 votes)
• Frat transformations by Shrinkingmen.com  [  ]  A fraternity party goes wrong when a bottle of transformation pills is introduced to a game of spin the bottle.  •Cock Shrinking •Getting Dumber •Muscle Theft •Belly Growth •Size Decrease •Getting Fatter •Humiliation •Complete •M/M  Added Jan 2023 2,018 words 2,584 views
• The collection by BRK  [  ]  Zach is surprised to get a Thanksgiving dinner invite from his reclusive great uncle Derek, but a trip to Maine with his friends sounds better than cooking. As it turns out, more awaits them in the strange old oceanside house than a few platefuls of turkey and cranberry sauce.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Multileg •Multilimb •Replication •Muscle Growth •Getting Handsomer •Transformation •Voice Deepening •Getting Taller •Plausible Size Difference •Size Decrease •Size Increase •Age Regression •Nonconsensual change •Supernatural •Thanksgiving •M/M  Added Nov 2022 Updated Jan 2023 8 parts 15,844 words 6,889 views 4.6 stars (5 votes)
• You wanted more by Zine  [  ]  You thought you could stop. But you couldn’t, could you?  •Hyper Muscle •Immobility •Muscle Growth •M/M  Added Jan 2023 931 words 2,427 views 5.0 stars (8 votes)
• 12 days of Growthmas by MaxMorphs  [  ]  Two magical Christmas Gnomes grant Max the ever-evolving gift of growth. Throughout December, Max transforms into one of his hottest fantasies. Of course, there’s a price for your dreams coming true.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Nipcocks •Self-suck •Cum inflation •Hyper Cum •Hyper Muscle •Immobility •Muscle Breast •Muscle Growth •Increased Libido •Foot Growth •Getting Handsomer •Gradual Change •Getting Taller •Getting Hairy •Complete •M/M  Added Dec 2022 14 parts 15,015 words 5,718 views 5.0 stars (9 votes)
• Tales of Atlantis by 10tacles  [  ]  (Updated text, 30 January) Devin washes ashore on the legendary isle of Atlantis, and quickly finds himself in the company of a handsome local. But it would seem the stories of Atlantis’s wonders omitted a number of lurid details...  •Cock Growth •Cock Vore •Cockfucking •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Public Orgasm •Multi-balls •Multicock •Always Shirtless •Public Nudity •Male Pregnancy •Giants •Infectious •Goo People •Anthro/Furry •Fantasy Realm •Immortality •Stories with Images •M/M  Added Jan 2023 11,595 words 2,158 views 4.7 stars (11 votes)
• 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.  •Cock Growth •Huge Balls •Huge Cock •Muscle Growth •Muscle/Strength •Gradual Change •Getting Taller •Size Increase •Getting Hairy •Infectious •t/t  Added Jul 2019 6,135 words 23,029 views 4.6 stars (19 votes)
• Hot coffee by brazboy  [  ]  Davi has heard about a very special coffee shop in downtown Belo Horizonte where massive hunks do everything, from serving the tables to serving as tables, and from brewing coffee to spiking it with their pre. Despite his shyness, Davi can’t help but want to visit such a place during his short trip to the city, to try and satisfy his natural curiosity.    •Huge Balls •Huge Cock •Public Orgasm •Muscle/Strength •Public Nudity •Plausible Size Difference •M/M •M/M/M/...  Added Jan 2023 3,771 words 2,053 views 4.4 stars (5 votes)
• Growing retribution by John Smith  [  ]  A woman decides to make a dick and balls growth serum to grow a group of guys up to the biggest size she can take.  •Cock Growth •Muscle Growth •Hetero Sex •M/F  Added Jan 2023 2,151 words 2,042 views 1.0 stars (5 votes)

• A father and son's inseparable bond by ThePlagueDoc  [  ]  Ezekiel finds a way to make his fraught relationship with his dad, Lucas, a little more intimate.  •Human to Cock •Incest •Father/Son •Nonconsensual change •Merging •M/M  Added Jan 2023 12,011 words 1,943 views 5.0 stars (33 votes)
• #bigdickproblems by BRK  [  ]  Dante is having a problem with his dick not wanting to stay hidden, and the more he tries to do about it the worse it gets.  •Cock Growth •Huge Balls •Ball Growth •Huge Cock •Increased Libido •Nonconsensual change •M  Added Feb 2023 3,790 words 1,930 views 4.6 stars (5 votes)
• 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.  •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 •Complete •M/M •M/M/M  Added Feb 2017 Updated Oct 2022 111 parts 131,752 words 198,040 views 4.6 stars (145 votes)
• My big dummy by MegaMaker  [  ]  After years of no contact from his old friend Mylo, Arlo gets a random text from him asking if he can come over. It seems Mylo has recently come across these pills that enhance your body. At first Arlo doesn't believe him, but he stops by anyway to make sure everything is okay.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Public Orgasm •Getting Dumber •Hyper Muscle •Hyper Strength •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Man Scent •Butt Growth •Gradual Change •Getting Taller •Giants •Size Increase •Complete •M/M  Added Feb 2023 6,057 words 1,903 views
• Patient zero by SomeMuscleGuy  [  ]  After exploring a crashed meteorite, Tim and Kyle are left growing uncontrollably. The hornier they get, the larger they grow. But what happens when growth itself makes them horny?  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Always Cumming •Hyper Cum •Public Orgasm •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Public Nudity •Butt Growth •Increased Libido •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Plausible Size Difference •Size Increase •Nonconsensual change •Infectious •Complete •M/M  Added Nov 2022 Updated Dec 2022 3 parts 12,646 words 17,636 views 4.6 stars (19 votes)
• 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 101,722 views 4.5 stars (25 votes)
• The Cockmoore Chronicles: Trey by CockTFBoi  [  ]  Trey and Zack are boyfriends at Cockmoore College. Zack has heard the rumors of the magic book on campus, and brings it up to Trey, hoping that they can use it together to make some of his fantasies comes true.  •Cock Growth •Cock Shrinking •Muscle Growth •Series •M/M  Added Jan 2023 5,347 words 1,727 views
• 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.  •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/...  Added Apr 2013 Updated Dec 2018 28 parts 130,435 words 255,976 views 4.6 stars (103 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 23,189 views 4.6 stars (25 votes)
• Summer time busing by Nuclear Fusion  [  ]  On a hot summer day, taking the bus may not be the most comfortable way to travel—but it can still be a lot of fun for everybody on board.   •Public Orgasm •Female to Male •Other Mental Changes •Straight to Gay •Muscle Growth •Public Nudity •Man Scent •Retcon •Complete •M/M  Added Jan 2023 3,356 words 1,665 views
• 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.  •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 •Getting Hairy •Age Difference •Incest •Father/Son •Supernatural •Gay Pride •Alcohol  Added Oct 2009 Updated Nov 2019 50 parts 221,027 words 209,577 views 4.3 stars (58 votes)
• Accepting I'm different by BTEREN  [  ]  James knew he was different from everyone else, but when he ends up rooming with someone he accidentally falls for, will he accept James for who he is?  •Hyper Cum •Multicock •Hairless •t/t  Added Jan 2023 4,996 words 1,544 views
• The cursed ride by SomeMuscleGuy  [  ]  When Kalos is overcome with a sudden surge of growth on his motorcycle ride with Epsilon, he must get to the city before he becomes too big.  •Always Hard •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Self-suck •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle/Strength •Muscle Worship •Public Nudity •Getting Handsomer •Gradual Change •Transformation •Voice Deepening •Getting Taller •Forced Growth •Size Increase •Destruction/Violence •Dom/Sub •Nonconsensual change •Complete •M/M  Added Feb 2023 8,330 words 1,512 views
• 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.  •Cock Growth •Huge Cock •Muscle Growth •Muscle/Strength •Size Increase •Infectious •M/M •M/M/M  Added Aug 2011 Updated Nov 2011 11 parts 24,647 words 291,799 views 4.6 stars (77 votes)
• An airplane parasite by SomeMuscleGuy  [  ]  After bumping into the wrong person at the airport, Michael is infected with a parasite that was on its way to be destroyed. This parasite only has one goal in mind: Growth. Massive Growth.  •Cock Growth •Ball Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Butt Growth •Foot Growth •Transformation •Voice Deepening •Getting Taller •Giants •Size Increase •Destruction/Violence •Nonconsensual change •Infectious •Aliens •Symbiotes •M  Added Oct 2022 4,977 words 13,083 views 4.7 stars (23 votes)
• 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.  •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  Added Oct 2013 Updated Nov 2017 49 parts 114,700 words 193,345 views 4.5 stars (78 votes)
• Shaming the boastful centaur by DracumSum  [  ]  Bill makes a joke, and a Greek goddess makes it real.  •Cock Growth •Huge Cock •Self-suck •Hyper Cum •Public Nudity •Getting Hairy •Hairless •Retcon •Time Travel •Supernatural •M/M  Added Oct 2022 Updated Jan 2023 3 parts 20,775 words 3,820 views 5.0 stars (8 votes)
• 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…  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Straight to Gay •Nonconsensual change •Infectious •M/M  Added Dec 2019 1,711 words 17,941 views 4.6 stars (23 votes)
• Welcum to Hell by Alex Anders  [  ]  The forces of Hell welcome their newest recruit.  •Huge Cock •Hyper Cock •Prehensile Cock •Self-suck •Extra facial features •Multiarm •Multileg •Multilimb •Three Legs •Muscle Growth •Stretchy •Plausible Size Difference •Tongue Growth •Mouthcock •Merging •Goo People •Demons •M/M  Added Oct 2022 Updated Feb 2023 6 parts 13,564 words 4,977 views 4.9 stars (7 votes)
• Irresistible immobility by SomeMuscleGuy and BawlzyS  [  ]  James awakens to find himself strapped to a table in an ominous room with a masked, muscular man who has more than enough candy to share. This candy has some massive side effects, whether James wants it or not.  •Always Hard •Cock Growth •Huge Cock •Hyper Cock •Hyper Cum •Multi-abs •Addiction •Hyper Muscle •Hyper Strength •Immobility •Muscle Growth •Muscle Worship •Transformation •Voice Deepening •Getting Taller •Giants •Forced Growth •Size Increase •Destruction/Violence •Nonconsensual change •Restraints •Halloween •Complete •Stories with Images •M/M  Added Oct 2022 7,662 words 8,861 views 4.9 stars (13 votes)
• A.I. by Corwin  [  ]  Tim’s homemade A.I. software decides to help him get huge.  •Huge Cock •Cum Milking •Addiction •Hyper Muscle •Muscle Growth •Muscle/Strength •Muscle Worship •Gradual Change •Plausible Size Difference •Size Increase •A.I.-Controlled Change •Destruction/Violence •Restraints •Androids/Cyborgs •Complete •M/M  Added Dec 2013 11 parts 30,556 words 65,049 views 4.8 stars (40 votes)
• Alpha product series by Chet Boner  [  ]  19-year-old Trent accepts a free trial product series called “Alpha Product” in exchange for his feedback. He receives the first product very quickly, but doesn’t know how many people would be affected and grow as a result of this choice!  •Cock Growth •Huge Balls •Hyper Cum •Nipple Emissions •Muscle Growth •Muscle/Strength •Age Difference •Incest •Brothers •Father/Son •Stories with Images •M/M •M/M/M  Added May 2017 Updated May 2019 19 parts 23,227 words 78,414 views 4.4 stars (42 votes)
• The bet by JayPat  [  ]  Brandon can't believe that Derek isn't into the muscles of their fellow students like he and Peter are, and he ends up betting Peter that he'll get Derek obsessing about muscle by graduation.  •Muscle Growth •Muscle/Strength •Size Increase •Suggestion •t/t  Added Oct 2012 4 parts 31,784 words 39,433 views 4.7 stars (23 votes)
• 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.”)  •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/F •M/M •M/M/F •M/M/M •M/M/M/... •M/t •t/t  Added Jul 2002 Updated Jun 2021 29 parts 222,742 words 144,085 views 4.5 stars (24 votes)