Series associated with this author: OnlyFans Blow Up.
The bodybuilding bulge cum-petition by UberPump What do you get when jealously clouds your judgement? Well lets find out from Chris and Derek. Two, well know bodybuilders on the stage for the Bulge Competition. They've been juicing their cock and balls up over several months and have... so far... blown the competition out of the water. That is until one massive newbie blows up in front of everyone. His manly display of virility forces Chris and Derek to find alternative means to grow bigger than him... Their balls will certainly not be outdone by some show off! 5,380 words Added Feb 2024 12k views 4.3 stars (9 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Public Orgasm•Addiction•Hyper Muscle•Immobility•Muscle Growth•Muscle Worship•Man Scent•Voluptuous Men•Increased Libido•Forced Growth•Inflation•Destruction/Violence•Nonconsensual change•Gross Bodily Fluids•Complete •M/M/M•M/M/M/...
Critical mass by UberPump Bryan is just a High School Senior, ready to get his miserable life over with at this wretched place. No one seems to notice the small, scrawny 5-foot-3 teen, with the exception of the school bully. Albert teases Bryan all the time, his goons joining in. After school, Bryan stumbles upon one of his dad’s latest creations at his Bio Medical Research facility ande decides to take the mysterious serum in hopes of one-upping Albert. Bryan’s life, and body, changes forever. But there are side effects that none of them foreseen... 5,082 words Added Feb 2024 14k views 4.9 stars (23 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Public Orgasm•Muscle Growth•Muscle/Strength•Muscle Worship•Man Scent•Increased Libido•Foot Growth•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•Father/Son•Bisexual•Humiliation•Nonconsensual change•Gross Bodily Fluids •M/M•t/t/t
The cum factory by UberPump A young man and his wife expand the boundaries of what it means to be a cum factory. The young stud, forced to drink the mysterious protein shake over and over again, finds it erotic to see his balls swell as a side effect. This eggs his girl to force him to drink more and push his balls to their limits. 1,465 words Added Jan 2021 16k views 4.6 stars (10 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cum•Hetero Sex
The CUM-mission by UberPump Our character experiences a serious case of blue balls as he’s awaiting for a story commission from UberPump. He’s been edging for hours with no relief as his balls swell with gallons upon gallons of cum.... 1,092 words Added Jul 2023 7,881 views 4.0 stars (3 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Cum inflation•Hyper Cum•Inflation•Destruction/Violence•Nonconsensual change•Horror •M
The filling by UberPump Jason has a knack for pumping his cock and balls up with air or water, reveling in the increased size before cumming it out of him. When he attends a Halloween costume party, his drunken behavior leads him to explore his personal limits at the pool. However, once he begins he can’t stop, only attracting the attention of the muscleheads around him. 4,045 words Added Oct 2020 23k views 4.8 stars (13 votes) No comments yet •Cock Growth•Cock Pumping•Cock Vore•Huge Balls•Ball Growth•Hyper Cock•Hyper Cum•Immobility•Humiliation•Nonconsensual change•Halloween •M/M/M
Nightmare at the Pump House Gym by UberPump A bodybuilder encounters a strange man at the local gym who forces him to experience his deepest desires first-hand. The growth is intoxicating, but there’s a price to pay he doesn’t see coming. 7 parts 27k words Added Oct 2020 Updated 8 Jul 2023 47k views 4.8 stars (16 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Hyper Cum•Public Orgasm•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Forced Growth•Halloween •M•M/M•M/M/M•M/F
OnlyFans blow up by UberPump A young novice of an influencer begins his first live stream service on OnlyFans. He’s discovered a fantastic cum enhancer that causes his testicles to produce tons of sperm and wants to share this with his small fanbase. In his mistake, he forgets the “Only take One” warning on the bottle. His balls begin pumping out cum in such quantities he can’t seem to orgasm fast enough... 1,720 words Added Sep 2022 8,550 views 4.7 stars (9 votes) No comments yet •Huge Balls•Ball Growth•Hyper Cum •M/M
OnlyFans blow up 2 by UberPump A football player and his girl star in a medical roleplay. However, the “nurse” has other plans for her patient as his cock starts to blow up bigger than either of them expected. His bloated cock expands with wild abandon as the roleplay goes awry and his cock becomes hyper erect! 4,015 words Added Oct 2022 7,984 views 5.0 stars (3 votes) No comments yet •Cock Growth•Huge Cock•Hyper Cock•Hetero Sex•Blood•Nonconsensual change •M/F
The phallus god of destiny by UberPump Benjamin has been possessed by a Japanese demon called an Oni, one who possesses the power to create the desires of those whom it possesses. He has the desire to get what he wants—a bigger cock, a bigger body, and much bigger pecs. Once he's fulfilled the divine duty of cock fucking the statue, he's imbued with great power to turn anyone into hyper muscled, big, dicked followers... only he must fulfil his duties as a newly-grown deity or face the consequences that, if unused, power must be stored somewhere. 5,280 words Added Jul 2023 12k views 4.8 stars (10 votes) No comments yet •Cock Growth•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Always Cumming•Hyper Cum•Nipple Emissions•Hyper Muscle•Muscle Breast•Muscle Growth•Muscle/Strength•Muscle Worship•Public Nudity•Voluptuous Men•Increased Libido•Getting Handsomer•Voice Deepening•Forced Growth•Size Increase•Inflation•Bisexual•Absorption•Hyper Pheromones•Djin/Jinn/Genie•Supernatural•Possession •M•M/M
The procedure by UberPump Jerry finds out about a special, experimental procedure to make his cock and balls bigger. To pursue his life with a much bigger cock than his 8.5 inches of glory, he makes an appointment with Dr. Meyers. The procedure proceeds without a hitch, giving Jerry a much, much larger cock. However, Jerry is never satisfied. To him, “There’s no such thing as... too big”… right? 2 parts 7,725 words Added Jan 2024 Updated 25 May 2024 13k views 4.9 stars (39 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Muscle/Strength•Increased Libido•Forced Growth•Inflation•Nonconsensual change•Gross Bodily Fluids •M/M•NS
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? 2 parts 7,269 words Added Jan 2023 Updated 1 Apr 2023 18k views 4.7 stars (19 votes) No comments yet •Cock Growth•Cock Pumping•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Addiction•Increased Libido•Forced Growth•Inflation•Bisexual•Hetero Sex •M/F•M/F/F
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. 41 parts 99k words (#25) Added Apr 2020 Updated 10 Jun 2023 150k views 4.9 stars (67 votes) No comments yet •Cock Growth•Cock Pumping•Cockfucking•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Public Orgasm•Addiction•Straight to Gay•Hyper Muscle•Pec Fucking•Immobility•Muscle Growth•Muscle/Strength•Public Nudity•Increased Libido•Breast Expansion•Getting Handsomer•Voice Deepening•Getting Taller•Forced Growth•Size Increase•Inflation•App•Nanotech•Incest•Brothers•Bisexual•Hetero Sex•Nonconsensual change•Gross Bodily Fluids•Dildos/Toys•Infectious •M/M•M/M/M•M/M/F
When you wish for a bigger cock by UberPump Be careful what you wish for... you may just end up with exactly what you wanted and then some! Our character wishes upon a falling star that his cock would grow big enough that he could self-suck. His wording was not specific enough, as his cock grows much, much bigger, forcing his throat to take it all. 2,654 words Added Aug 2023 12k views 4.9 stars (23 votes) No comments yet •Cock Growth•Huge Balls•Ball Growth•Huge Cock•Hyper Cock•Cum inflation•Cum Milking•Hyper Cum•Man Scent•Increased Libido•Voice Deepening•Forced Growth•Inflation •M
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