Rule 34 Dev - 2015 animal_genitalia blue_hair blush closed_eyes deep_throat deepthroat duo equine fellatio friendship_is_magic fur hair hi_res holliday_(artist) horn horsecock male mammal multicolored_hair my_little_pony neck_bulge oral penis recording saliva sex tears two_tone_hair unicorn vein vinyl_scratch_(mlp) white_fur|2108700056