FURVERT!

absurd_res amylith anus apollyon_abbadon ass_up backsack balls bodily_fluids butt cutie_mark distracting_watermark dock_(anatomy)equid equine equine_anus fan_character feral genitals glistening glistening_anus hasbro hi_res horn male male_feral mammal my_little_pony mythological_creature mythological_equine mythology perineum puffy_anus raised_tail solo sweat sweaty_balls sweaty_butt sweaty_genitalia tail tail_anus unicorn watermark