Never Mix Magic
West was looking through his desk drawers when he found the bottle of genital growth potion. he held it in his hand, then looked over his head at alex. alex was busy looking under his bed, and didn't notice west holding the bottle.
The Adventures of Michael and Sam, Part 5
"the primary side effects are massive genital growth, at least for subjects with penises, and overwhelming arousal. after injection, subjects were also found to require at least one orgasm every three hours. not very practical in a combat setting."
Pheromones & Dragon Scales - Chapter 2 (Remastered)
"that sounds about right, with how much your body has changed, but the genital growth is unnatural." he shook his head, "and the uncontrollable erections could just be hormonal imbalances." the microwave started beeping signaling the soup was ready.
The young growing bulge next door
What if by depriving him of his medications or changing them, she could further activate the young wolf's genital growth to enhance him out to proportions that would truly test bennett's elasticity.
Pheromones and Dragon Scales Chapter Two: The Doctor is In (My ASS!)
"that sounds about right, with how much you've grown, but the genital growth is too unnatural." he shook his head, "and the uncontrollable erections could be a problem, or just hormonal imbalances."
Revelations - Chapter 23: Naughty Secrets
The conflicting hormones from being dual-gendered generally resulted in stunted genital growth. he wouldn't have been surprised if alexandrea had been no more than two inches at her age, to be honest. "and she has a...a vagina...too?"
"Mending The Horn" - Story by Kaz
Nudity and sex were casual affairs around the ronso, but kimahri's sudden genital growth was unprecedented and strange to the both of them.
The (Addicted) Dragonrider Legion Part Two
It was only then that both of them really noticed that zed was going through some changes of his own, whatever was causing their intense arousal sessions and stimulating ryalon's submissive nature was also blessing the human with noticeable genital growth.
Santa's Hulking Helper - 7 (Final)
Consumers report temporarily increased strength, endurance, muscle mass, sex drive, virility and genital growth, among other manly side effects. if you don't mind chugging the thick, sticky, salty mess, come down to the sunnyside beverage stand!
Jack Of All Horses
Then he remembered he also drank the potion that increased cum volume... and since it was the same size as the genital growth potion, it was probably meant for ten horses too.
Commission: Lost Treasure
Obligatory content warning: this story contains sexual acts between males and a male and a cuntboy, rough sex, size difference, genital growth, domination/submission, bondage, and rather sassy deities. "hit me with another, burris!"
[COMM] Out on the Town
People around them were changing too from their own meals, transformations ranging from simple genital growth to getting an extra four testicles, or a whole other list of things.