Rule 34 Dev - animal_genitalia animal_penis balls big_macintosh_(mlp) colored compression_artifacts cum cum_on_face cutie_mark dragon duo equine equine_penis fellatio finegan friendship_is_magic horse horsecock inflation male mammal masturbation my_little_pony oral penis sex size_difference smooth_skin spike_(mlp) vein veiny_penis yaoi|2888959320