hyperboi

• Damian and the three muscleteens by hyperboi  [  ]    •Cock Growth •Huge Cock •Hyper Cock •Straight to Gay •Muscle Growth •Muscle/Strength •Age Difference •Incest •Brothers •Father/Son •Twins •Infectious  Added Dec 2012 5 parts 8,170 words 55,785 views 4.3 stars (27 votes)
• The djinn by hyperboi  [  ]    •Cock Growth •Huge Cock •Hyper Cock •Muscle Growth •Muscle/Strength •Incest •Brothers •Twins •Djin/Jinn/Genie  Added Dec 2012 8 parts 14,201 words 37,924 views 4.9 stars (20 votes)

• The e-journal by hyperboi  [  ]  Tyler’s birthday is not going well: no one can come, not even his parents, and his big brother is being an obnoxious bully as usual. Plus he’s horny as heck. At least his best friend gave him a gift: an e-journal. He decides to write in it not about the way things are, but the way he wants things to be.  •Cock Growth •Huge Balls •Huge Cock •Multi-balls •Multicock •Muscle Growth •Muscle/Strength •Retcon •Incest •Brothers •Nonconsensual change  Added Jul 2018 3,597 words 17,520 views 4.7 stars (23 votes)
• The escape by hyperboi  [  ]  Sam and his brother find themselves taken in their sleep and trapped in some strange warehouse-like space, along with all the other teens in their community. Not only is there no way out, but something is happening to them all...  •Cock Growth •Huge Cock •Hyper Cock •Self-suck •Straight to Gay •Muscle Growth •Muscle/Strength •Incest •Brothers •Twins •Nonconsensual change •Aliens  Added Dec 2014 3,492 words 25,717 views 4.7 stars (21 votes)

• Forced growth by hyperboi  [  ]  Tyler wakes up trapped in a room where everything seems geared toward forcing him to become bigger, stronger, and sexier.  •Cock Growth •Cock Pumping •Huge Cock •Hyper Cock •Other Mental Changes •Straight to Gay •Muscle Growth •Muscle/Strength •Forced Growth •Nonconsensual change •M  Added Oct 2013 5 parts 6,397 words 124,393 views 4.3 stars (51 votes)
• The formula by hyperboi  [  ]  Mike begs his genius friend Jeff to try coming up with a cock growth formula. Jeff assumes Mike doesn’t want to look too small when he goes out for the swim team, but the secret truth is, Mike’s ambitions aren’t limited to his own junk.  •Cock Growth •Huge Cock •Hyper Cock •Self-suck •Muscle Growth •Muscle/Strength •Age Difference •Incest •Brothers •Father/Son •Twins •t/t •t/t/t...  Added Jan 2021 Updated Feb 2021 4 parts 14,631 words 24,783 views 4.9 stars (30 votes)
• The four jocks: Horny teens by hyperboi  [  ]    •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Nipple Emissions •Multicock •Boytaur •Four Legs •Multiarm •Replication •Muscle Growth •Muscle/Strength •Getting Taller •Size Increase •Incest •Brothers •Series  Added Apr 2014 3 parts 7,484 words 33,294 views 4.7 stars (7 votes)
• Frat hunting by hyperboi  [  ]  A pair of twins with the ability to alter themselves and the world around them have some fun tailoring one of the frats to meet their needs.  •Cock Growth •Hyper Cock •Muscle Growth •Muscle/Strength •Suggestion •Incest •Brothers •Twins  Added Jul 2013 Updated Aug 2013 1,543 words 29,827 views 4.5 stars (20 votes)

• My man by hyperboi  [  ]  Straight jock Brian is okay with his muscle queen roommate, Kevin, affably resisting Kevin’s playful advances. Kevin, however, has some ideas about how to give Brian a change of attitude.  •Huge Cock •Straight to Gay •Muscle/Strength •Mind Control  Added Mar 2016 6,077 words 20,512 views 4.8 stars (8 votes)

• The new job by hyperboi  [  ]  Out-of-work engineer Jake takes a job at an isolated mansion, where he’s overpaid for just guarding a gate and letting through mysterious trucks. He and his coworkers are getting slowly bigger and hornier, too, and all this seems really great except for a certain nagging doubt—and a terrifying warning from the hugest of his fellow guards.  •Always Hard •Cock Growth •Huge Cock •Hyper Cock •Hyper Muscle •Muscle Growth •Muscle/Strength •Gradual Change •Size Increase •Incest •Brothers •M/M  Added Aug 2014 8 parts 20,447 words 36,894 views 4.6 stars (40 votes)
• The new simulation game by hyperboi  [  ]  On a weekend home from college, while he’s waiting for his brother to come home (and avoiding his hateful dad and sneering stepmom), muscle nerd Simon screws around with a new sim game he’d lucked into beta-testing—a game that turns out to be a lot more realistic than he’d expected.  •Cock Growth •Cockfucking •Huge Cock •Hyper Cock •Straight to Gay •Muscle Growth •Muscle/Strength •Incest •Brothers  Added Mar 2016 5 parts 10,449 words 27,692 views 4.8 stars (23 votes)

• Say cheese and grow by hyperboi  [  ]  When Greg and his friends take a picture of themselves using a creepy camera, the resulting image shows them wildly transformed in different ways. They just think it’s a weird glitch, until it slowly starts becoming true.  •Cock Growth •Huge Cock •Self-suck •Muscle Growth •Muscle/Strength •Gradual Change •Incest •Brothers •t/t •t/t/t  Added Nov 2013 13 parts 29,433 words 39,397 views 4.7 stars (25 votes)

• The Wizard of Hot by hyperboi  [  ]  A young man’s difficult life on a struggling Kansas farm takes a sudden turn when a cyclone appears, taking him and his brother far from home to another place altogether.  •Cock Growth •Huge Balls •Huge Cock •Hyper Cock •Hyper Cum •Multicock •Multiarm •Multileg •Multilimb •Three Legs •Muscle/Strength •Detachable •Giants •Plausible Size Difference •Size Increase •Incest •Brothers •Anthro/Furry •Witch/Warlock/Wizard •Fantasy Realm •Supernatural  Added Apr 2021 Updated Jul 2021 10 parts 38,884 words 17,064 views 4.6 stars (16 votes)