abs age_difference animal_genitalia animal_penis anthro bed bedroom_eyes biceps blue_eyes butt carousel_boutique commission crossgender curly_hair elusive equine equine_penis eyewear fellatio friendship_is_magic green_eyes grope hair half-closed_eyes hi_res horse humanoid_penis implied_anal incest inside lips lube male mammal muscular my_little_pony nipples nsfw oral penis pony presenting rarit rule_34 rule_63 seductive sex shota silver_bell size_difference smudge_proof spreading star sticker sweetie_belle triceps uncut white_skin young