gelbooruhttps://xbooru.com/index.php?page=atom&tags=1:1 1:1 aspect ratio animated skeleton artist name blue blush blue tongue blush bottom sans bound arms clothed dubnyangg grey background monster purple tentacles sans sans (undertale) shirt up simple background skeleton solid color background solo tentacle tentacle around leg tentacle in mouth tentacle sex tentacles around arms tentacles in pants tentacles under clothes tongue tongue out uke sans undead undertale undertale (series)2024-05-13T08:00:18Zgelbooru