Rule 34 Dev - abstract_background anus ass balls big_butt cake_top cutie_mark digital_media_(artwork) equid equine feral friendship_is_magic genitals hair hasbro hi_res hooves horn horse looking_at_viewer male mammal my_little_pony mythological_creature mythological_equine mythology nude pony puffy_anus shining_armor_(mlp) solo unicorn|12940323984