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The Hallucinogen

The rapid growth of the new bones pushed him from the bed, leaving him sprawled out on his stomach in the middle of the floor. his nose began to grow stiff and press outward, followed by his jaw. his teeth sharpened and grew to interlocking points.

Anal, Body-switching, Dragon, F/solo, Handjob, Human, M/F, M/M, M/solo, Oral, Rimming, Transformation, Vaginal, body switch

Henshin

Jessica, ever analytical, was shocked at the rapid growth jamie expressed. "jamie... that's incredible! how fast was thammpph!"

Hermaphrodite, Lion, M/Herm, M/M, Masturbation, Orgy, Rabbit, Science, Transformation, Wolf

The legend of a warrior; Chapter 72 - Planet Hell

Mriya was developing quickly and beautifully, as the tigers' rapid growth changed her body from that of a child into that of a young and alluring woman that brought honor to alexis.

Angel, Blood, Bull, Character Development, Dark, Death, Demon, Destruction, Divinity, Domination/Submission, Fantasy, Fighting, Hyperphallic, Liger, M/F, Macro, Magic, Mare, Master/Slave, Muscles, Power, Reptile, Sci-Fi, Size Difference, Story Progression, Tentacles, Tiger, Violence, Vixen

Restless: A Night in Crater-Vale

Of course jaraesi's clan had melded with crater-vale; clan hoar-frost no longer existed, and the three thousand of the empress' numbers allowed the rapid growth.

Bisexual, Bound, Cloacal Sex, Domination/Submission, Dragon, Ejaculation, Explicit, Female Ejaculation, Gay, Heat, Kissing, Kobold, M/F, M/M, Oral, Orgasm, Orgasm Denial, Penetration, Precum, Shapeshifting, Size Difference, Straight, Transformation

The legend of a warrior; Chapter 81 - The Dark Throne

Have they started with your recent, rapid growth...?" "i've had them for a while, now... but they have certainly become a lot more frequent and a lot more extreme in this period. the stronger i get, the more i dream of this... stuff."

Anal, Ass, Boots, Character Development, Cobra, Cuckolding, Cum sharing, Cumshot, Daughter, Death, Deep Penetration, Demon, Destruction, Divinity, Domination/Submission, Double Penetration, Excessive precum, Father, Gaping, Hell, Humiliation, Hyperphallic, Liger, Macro, Master/Slave, Muscles, Oral, Piercing, Piss, Planetary, Power, Rape, Rimming, Rough, Scent, Shark, Size Difference, Snowballing, Stockings, Story Progression, Sweat, Tattoo, Teasing, Tentacles, Tiger, Vaginal, WORSHIP, Watersports, branding, giga, goddess, high heels, huge balls, huge cock

The Taste Of Grass

It seemed that equestrians enjoyed a remarkably accelerated development in childhood; the books from the crates described three phases of rapid growth.

Conversion Bureau, Equine, Mlp:fim, My Little Pony, Pony, Science Fiction, The Conversion Bureau

The Treetop Inn - Chapter 8

Did you use some kind of rapid growth spell? it's not been that long!" inara cried out in surprise. "no, shayna dragged me into ivory's old tent down in the garden.

Anal, Antelope, Birth, Breast Growth, Cum Inflation, Digestion, Dragon, Endosomoatophilia, Fingering, Fox, Heat, Hermaphrodite, Horse, Hybrid, Hyper, Jackal, Kitsune, Lactation, Lawyers, Legal-speak, MILF, Masturbation, Muscle, Muscle Growth, Nursing, Oral, Oviposition, Plot Development, Pregnancy, Rabbit, Reformation, Size Difference, Skunk, Transformation, Unbirthing, Vore (soft), Weasel, Weight Gain, Wolf, negotiation

Neighbor to Desire

It was a double-take moment for the man as he got to watch as his balls continued their rapid growth. not only that but the dark flesh spread to cover his scrotum entirely around the time each ball looked near the size of a baseball.

Adult Content, Alchemy, Aroused, Authority, Bad Language, Ball Growth, Balls, Betrayal, Bisexual, Blackmail, Bovine, Breeding, Canid, Character Development, Cisgender, Cock, Cock Growth, Collar, Consensual, Corruption, Couple, Cow, Cum, Deep Penetration, Dick, Dishonesty, Doberman, Dog, Doggystyle, Domination/Submission, Ejaculation, Emotion, Equine, Erection, Explicit, F/F, Fantasy, Farm, Feeding, Female Ejaculation, Feral, Flirtation, Forced, Forced Sex, French Kissing, Gender Shifting, Gender Transformation, Growth, Heartbreak, Heat, Heterosexual, Hooves, Horse, Humiliation, Impregnation, Kinky, Knot, Knotting, Lagomorph, Leash, Lesbian, Licking, Love, Lust, M/F, Magic, Mammal, Master/Pet, Mastiff, Mate, Mating, Mature, Messy, Milking, Modern, Morphing, Naked, Naughty, Never Seen Sex Act, Novel, Nude, Nudity, Orgasm, Ownership, Passion, Penetration, Pheromones, Pregnancy, Public, Pussy, Rabbit, Relationships, Riding, Role Reversal, Romance, Secret Love, Seduction, Seductive, Seed, Semi Consensual, Sex, Sexy, Sheath, Sheep, Story, Straight, Submissive, Tail, Teasing, Temptation, Third Person, Transformation, Vagina, Various Species, Voyeurism, Vulva, Weight Gain

Corrupted Ambitions

Horns were next to pierce through her forehead and their rapidly growth, combined with the reddening of her skin, had all those gathered watching in stunned silence. clearing her throat, mrs.

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Epiphany Part 6

growth, leaving much of the flesh beneath bare.

Action, Dark, Demon, Lizard, Sci-Fi, Tragedy, Violence

Questionable Content: The Live TF Gameshow: Episodes 1-17

Hir rapid growth continued unabated, and soon the head of hir thick pink shaft reached past hir calves.

Herm/solo, Hermaphrodite, Transformation, Voyeurism