Xbooru - 2020s 2022 2d 2d (artwork) animated skeleton anon anonymous male bigger dom bigger dom smaller sub bigger male bigger penetrating bigger penetrating smaller blue blush blue hoodie blue jacket blue pussy blush bottom sans carrying clothed cum cum in eye cuntboy digital media (artwork) ectoplasm ectopussy eye fucking eye penetration hooded jacket hoodie jacket larger male larger penetrating larger penetrating smaller logo (pixiv30462562) male male only monster partially clothed partially nude penetration penis penis in eye pixiv id 30462562 sans sans (undertale) sex skeleton skull fucking small sub small sub big dom smaller penetrated smaller sub smaller sub bigger dom solo focus spitroast uke sans undead undertale undertale (series) unseen male face video game character video games yaoi