Rule 34 Dev - alicorn anthro ball_gag breasts clothing collar domination equine friendship_is_magic fur gag hair horn lead legwear looking_at_viewer mammal multicolored_hair my_little_pony princess_celestia_(mlp) punk-pegasus purple_eyes purple_fur smile stockings thigh_highs twilight_sparkle_(mlp) white_fur wings|2515683160