Rule 34 Dev - 2018 alicorn anthro anthrofied areola arms_behind_back bondage bound breasts chains collar dialogue dog_tags duo english_text equine female femsub friendship_is_magic horn kneeling mammal multiple_girls multiple_subs my_little_pony nipples nude ponkpank rarity_(mlp) straight_hair tag text twilight_sparkle_(mlp) unicorn wings|3318752880