gelbooruhttps://xbooru.com/index.php?page=atom&tags=2010s 2016 animated skeleton biting clothes biting shirt blue blush blush bottom sans duo fire elemental glass grillby grillby (undertale) grillsans groping male rectangular eyewear rectangular glasses sans sans (undertale) sansby shirt up skeleton soul soul sex uke sans undead undertale undertale (series) unknown artist2024-05-14T01:22:22Zgelbooru