gelbooruhttps://xbooru.com/index.php?page=atom&tags=1:1 1:1 aspect ratio 2010s 2017 2boys 2d 2d (artwork) animated skeleton bigger male brother brother and brother brothers cozmic13 digital media (artwork) duo hat hooded jacket hoodie jacket larger male male male only monster papyrus papyrus (undertale) sans sans (undertale) skeleton sleeping smaller male swimming ring topless topless male undead undertale undertale (series) video game character video games water zzz2024-06-17T03:52:10Zgelbooru