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Eric gets Boned

With a grin, eric unzipped samson's pants and pulled out the mastiff's sheath and balls. eric smirked, musk poured from the mastiff's heavy sack, intoxicating the mouse.

Anal, Gay, M/M, Mastiff, Mouse, Oral, Rough, Story Series

a chance encounter in the woods

Well, the boerboel is also called the south african mastiff, so, yeah - he's a mastiff, sort of. he sure _looked _like one - though, to be sure, i'd met a lot of anthro mastiffs but i hadn't really met any feral ones.

Anal, Anthro, Doggystyle, Feral, Feral on anthro, Gay, German Shepherd, Giving the dog a bone, M/M, Mastiff

The Bridge Pt. 2

The crowd became a dull distraction from the mastiff hidden by the upward arch of the bridge's apex.

Anthro, Anthropomorphic, Aroused, Athlete, Athletic, Bull mastiff, Canine, Cock, Cum, Cumshot, Death, Domination/Submission, Draft Horse, Ejaculation, Equine, Erection, Explicit, Fighting, Gay, Handjob, Hard-On, Horse, Humilation, M/M, Male, Masochism, Messy, Multiple Species, Muscles, Orgasm, Pain, Penis, Posing, Public, Short, Short Story, Snuff, Speedo, Story Series, briefs, spikes

A Bitch of an Escape Room

\*\*\*\*\*\* weeks had passed since the two former men had become mastiff bitches.

Breast Growth, Canine, Dog, Escape room, Feral, Humiliation, MTGF, Mastiff, Mating, Transformation, tftg

In the Doghouse

The thought of that giant wall of a mastiff was enough to make her drool, and she was quick to get to her feet and do as she was asked.

Anal, Anal Fingering, Anal Sex, Beastality, Bestiality, Breeding, Cowgirl position, Cunnilingus, Doggy style, Doggystyle, Double Penetration, Double Penetration in One Hole, Double knotting, F/F, F/Herm, Fingering, Hermaphrodite, Humiliation, Kink Shaming, Knot, Knotting, Lactation, Lactation kink, Lesbian, Oral, Oral Sex, Rimming, Shame, Spitroasting, Threesome, Zoophilia, f/f/m

Walking The Dog - Doggy Destinies

The mastiff was in pure heaven as he was fucked by his alpha. quietly, the collie was impressed with his new strength. this mastiff was quite massive.

Bisexual, Bukkake, Canine, Collie, Dalmatian, German Shepherd, Golden Retriever, Saint Bernard, Story Series, Transformation, Weredogs

Sixteen Going on Three Hundred.

The young mastiff explained. his slightly raspy voice cracked a little as he stared up at the towering fox. "mikey. you remember felix, right?" lloyd said cheerfully as he slung a huge, beefy arm over the little mastiff's shoulder. "f...felix?"

Anal, Cum, Cum Bath, Growth, Hyper, Hyperphallic, M/M, M/solo, Macro, Masturbation, Muscle, Muscle Growth

Wolf blood chapter 4

Ya see, according to the cat they were foaming at the mouth and acting like-" the door burst open and a bleeding mastiff with fear struck on his face ran into the room, only to fall to the ground. "wolves!!! wolves!!!!" 

Dog, Wolf

Spirit Bound: Chapter 123

These looked almost like border collies rather than tibetan mastiffs like snow. geoff climbed off snow's back. _\*that_ _was_ _interesting.

Akita, Cub, Drama, Gay, Highschool, Kissing, M/M, Magic, Male, Male/Male, Romance, Rottweiler, Series, Wolf, barepawed

Valentines Day Bondage

The mastiff gazed down at her with his dark, dopey eyes and wrinkled face. his nose twitched as he padded across the satin sheets to her, paws making deep depressions on the mattress.

Bestiality, Bondage, Cock, Creampie, Cum, Feral, Gag, Human, Knot, M/F, Mastiff, NC, Rape, Romance, Rough Sex, Serban, Straight, Submission, Valentines Day

Sensual Siblings

The little husky yipped as he smacked his back, a sudden jingle catching his ears as his pet mastiff trotted into the room, anxious for attention.

Anal, Babysitter, Bestiality, Cub, Cubs, Dalmatian, Feet, Female, Foot Fetish, Footjob, Foursome, Fox, Husky, Incest, Knotting, M/F, M/F/M, Male, Oral, Rimjob, Rimming, Tickling, Tying, Vaginal, m/f/m/m, slut

Spirit Bound: Chapter 165

Huh, a bit farther away were a couple mastiffs that seemed to have been flung away, by telekinetically thrown rocks, perhaps?

Akita, Drama, Gay, Highschool, Magic, Rottweiler, Series, Wolf, barepawed