2015 alicorn anus biting_lip blush cephalopod christmas crotchboobs duo equine female feral fluttershy_(mlp) friendship_is_magic glowing hair half-closed_eyes hat holidays horn magic mammal marine multicolored_hair my_little_pony octopus pegasus penetration pink_hair plushie purple_eyes pussy santa_hat sex spread_legs spreading the-minuscule-task twilight_sparkle_(mlp) vaginal_penetration wings yuri