alicorn animal_genitalia animal_penis asphyxiation ass bedroom_eyes black_hair blue_eyes blush clothing cum cum_on_self cutie_mark digitaldomain123 earth_pony equine equine_penis erection facesitting fan_character feathered_wings feathers female friendship_is_magic green_hair group group_sex hair half-closed_eyes horn horse horsecock kissing male mammal multicolored_hair my_little_pony penis pony princess_celestia_(mlp) purple_hair rarity_(mlp) seductive sex smothering straddling straight straight_hair threesome tongue tongue_out underwear unicorn white_feathers wings yuri