abs animal_genitalia animal_penis anthro athletic balls belt biceps big_macintosh_(mlp) big_penis biped blonde_hair bodily_fluids bottomwear bottomwear_down boxers_(clothing) chest_tuft clothed clothing earth_pony equid equine equine_genitalia equine_penis erection freckles friendship_is_magic fur genital_fluids genitals green_eyes hair hasbro horse leaking male mammal mixpint muscular muscular_anthro my_little_pony nipples open_bottomwear open_clothing open_pants pants pants_down partially_clothed pecs penis pony pose precum red_body red_fur solo standing sweat topless tuft underwear vein yellow_body yellow_fur