Rule 34 Dev - 1girl bare_shoulders blue_skin colored_skin duet closed_eyes hair_over_one_eye highres lab_zero_games leviathan_(skullgirls) mausoleum microphone music nemi official_art open_mouth side_ponytail singing skull skullgirls smile squigly_(skullgirls) stitched_mouth stitches tongue zombie|4395484548