rule 34 anal anal sex animal genitalia animal penis anthro ball hood balls bat pony bondage bondage bound butterfly gag catheter chrysalis computer encasement english text equid equine equine genitalia equine penis fan character gag genitals hasbro hi res implied diaper imprisonment inflatable bondage krd latex looking at viewer mammal masturbation medial ring medical instrument membrane anatomy membranous wings microphone monitor my little pony pegasus penetration penis permanent permanent bondage prison warden rubber scientific instrument sensory deprivation story story in description text wings 8728484