rule 34 2022 against surface android anthro ass backsack balls bar emanata big balls big butt birdvian blue background blue body blue markings dipstick ears domestic cat e621 emanata esix felid feline felis genitals geometric background half closed eyes hi res leg markings looking back machine male mammal markings mascot multicolored body multicolored ears narrowed eyes on glass perineum robot simple background sitting smile socks marking solo white body yellow body yellow markings yellow sclera yellow tail 6001213