Rule 34 Dev - 3boys ai_generated animal_genitalia animal_penis anthro balls big_macintosh_(mlp) braeburn_(mlp) earth_pony equid equine equine_genitalia equine_penis friendship_is_magic furry hasbro horse male male_only mammal my_little_pony penis pony shining_armor_(mlp) smile unicorn yaoi|11604950984