Rule 34 Dev - animal_genitalia animal_penis anthro anthrofied ball_gag black_border border breasts butt collar cutie_mark duo equine_genitalia equine_penis erection feathered_wings feathers female female_penetrated fur gag gagged genitals hair half-closed_eyes heart_eyes heart_symbol male male/female male_penetrating male_penetrating_female narrowed_eyes nipples nude orange_hair penetration penile penile_penetration penis penis_in_pussy reddened_butt sex side_boob spank_marks tattoo vaginal vaginal_penetration vein wings yellow_body yellow_feathers yellow_fur puuzo friendship_is_magic hasbro my_little_pony mythology spitfire_(mlp) wonderbolts_(mlp) equid equine mammal mythological_creature mythological_equine pegasus 2013 hi_res|2260598095