Rule 34 Dev - alternate_universe anthro bone clothing eyewear female fur glasses group happy horn male skeleton smile teeth text white_body white_fur chibimu underfell undertale undertale_(series) asgore_(underfell) doctor_alphys_(underfell) mettaton_(underfell) mettaton_ex_(underfell) papyrus_(underfell) sans_(underfell) toriel_(underfell) undyne_(underfell) animated_skeleton boss_monster_(undertale) bovid caprine fish mammal marine undead 2015 english_text|3405856790