Rule 34 Dev - 2boys 2girls animal_ears arm_around_waist bandana boots chipmunk_girl commission deebs gloves greyscale hedgehog_boy hetero jacket looking_back monochrome multiple_boys multiple_girls nicole_the_holo-lynx open_mouth robot sally_acorn shard_the_metal_sonic smile sonic_(series) sonic_the_hedgehog tail|23815372464