gelbooruhttps://xbooru.com/index.php?page=atom&tags=2010s 2018 2d 2d (artwork) animated skeleton artist name bottom on top bottom sans digital media (artwork) grinding heki (artist) looking down male male only miss60250 power bottom precum sans sans (undertale) skeleton smile third-party source uke sans undead undertale undertale (series) video games white background yaoi2024-05-15T09:51:20Zgelbooru