gelbooruhttps://xbooru.com/index.php?page=atom&tags=1boy 2010s 2d 2d (artwork) animated skeleton apron back view english text looking away looking back male male only monster naked apron nude nude male rear view sans sans (undertale) singing skeleton solo male spatula text third-party source traditional art traditional media (artwork) undead undertale undertale (series) unknown artist video game character video games2024-05-11T12:17:19Zgelbooru