Rule 34 Dev - crown cutie_mark feathered_wings feathers female feral hair headgear horn multicolored_hair quadruped rainbow_hair solo tail white_body white_feathers wings cosmicunicorn friendship_is_magic hasbro my_little_pony mythology princess_celestia_(mlp) equid equine mammal mythological_creature mythological_equine winged_unicorn|680138340