gelbooruhttps://xbooru.com/index.php?page=atom&tags=! !? ... 13thcatofthegate 2010s 2018 2boys 2d 2d (artwork) 2males after sex all fours anal animated skeleton arms around another arms around another's neck arms around neck bedroom bigger male bigger penetrating bigger penetrating smaller blue blush blue cum blue eye blue penis blue tongue blush bottom sans brother brother/brother brother and brother brother penetrating brother brothers clothed clothed male comic comic page comic panel comic sans completely nude completely nude male crying cum cum on sheets digital media (artwork) doggy position doggy style position drooling duo ectopenis ectotongue edit edited ejaculation english text extremely large filesize fontcest from behind position genitals glowing eye hand on another's chest hand on chest handjob handjob while penetrating hands around neck hugged from behind hugging incest indoors kissing kissing cheek large filesize larger male larger penetrating larger penetrating smaller laying down licking neck licking tongue long image looking at another looking at partner lying down making out male male/male male only male penetrated male penetrating male penetrating male monster nude nude male orange blush orange eye orange penis orange tongue orgasm papyrus papyrus (undertale) papysans partially clothed partially clothed male partially colored penetration penetration from behind penis saliva string saliva trail sans sans (undertale) seme papyrus sequence sequential sex sex from behind shirt removed shorter male skeleton sleeping sleeping nude sleeping together smaller male smaller penetrated soul soul sex speech bubble spoken ellipsis spoken exclamation mark spoken exclamation point taking off clothes talking talking to another tall image taller male tears text text bubble third-party edit tongue tongue out top papyrus topless topless male uke sans undead undertale undertale (series) undressed undressing undressing another undressing partner video game character video games wake up yaoi zzz2024-05-10T07:27:03Zgelbooru