FURVERT!

2016 absurd_res amazin-arts animal_genitalia animal_penis anus ball_gag balls bound butt cutie_mark equid equine equine_genitalia equine_penis feral gag genitals half-erect hasbro hi_res hooves horn horseshoe looking_back male mammal monochrome my_little_pony mythological_creature mythological_equine mythology penis raised_tail simple_background sketch solo submissive submissive_male tail unicorn white_background