gelbooruhttps://xbooru.com/index.php?page=atom&tags=2010s 2016 2boys 2d 2d (artwork) animated skeleton bdsm blindfold blindfolded bondage boots bottom sans digital media (artwork) dominant dominant male domination fel-fisk hair humanoid humanoid robot male male/male male only maledom malesub mettasans mettaton mettaton ex nude pink boots robot robot boy robot humanoid sans sans (undertale) seme mettaton sinisk skeleton stepped on submissive submissive male top mettaton uke sans undead undertale undertale (series) video game character video games yaoi2024-06-16T10:12:21Zgelbooru