gelbooruhttps://xbooru.com/index.php?page=atom&tags=2010s 2018 2d 2d (artwork) animated skeleton bathroom bathroom stall comic comic page comic panel digital media (artwork) grillby grillby (undertale) kabeshiri monochrome monster pf-pro-fucker pf pro fucker sans sans (undertale) sequence sequential skeleton solo focus stuck stuck in wall thinking undead undertale undertale (series) video game character video games2024-05-12T08:35:42Zgelbooru