gelbooruhttps://xbooru.com/index.php?page=atom&tags=2d 2d (artwork) 3boys animated skeleton anthro anthro penetrated artist request asgore dreemurr bigger penetrated blue penis boss monster bottom asgore caprine completely nude completely nude male digital media (artwork) ectopenis fire fire elemental furry furry male gay goat gradient background grillby grillby (undertale) horns larger penetrated long ears male male/male male/male/male male anthro male only monster naked nude nude male penetration penis sans sans (undertale) sansgore seme grillby simple background skeleton spitroast threesome top grillby uke asgore undead undertale undertale (series) video game character video games white fur yaoi2024-05-21T04:46:05Zgelbooru