gelbooruhttps://xbooru.com/index.php?page=atom&tags=2020 2020s 2boys animated skeleton back view brothers duo fontcest gloves implied incest male/male male only monster nude papyrus papyrus (undertale) papysans ribbon ribbons s2ames2 sacrum lacing sans sans (undertale) solo focus traditional art traditional media traditional media (artwork) undead undertale undertale (series) unseen character unseen male unseen male face yaoi2024-05-10T16:07:24Zgelbooru
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