Rule 34 Dev - 2017 5_fingers animal_genitalia animal_genitalia_on_humanoid balls beard biceps bruteandbrawn centaur equine equine_taur facial_hair greyscale horsecock_on_humanoid male male_only mammal monochrome muscular muscular_male nipples nude pecs penis pointy_ears sheath simple_background solo taur white_background|3149945720