Rule 34 Dev - 1boy 2d anthro anthro_male anthro_only asriel asriel_dreemurr bovid caprine cute ears_down femboy fluffy furry furry_male furry_only galo goat humanoid humanoid_male humanoid_only male male_only mammal mammal_humanoid partially_clothed solo sweater tail undertale undertale_(series) underwear white_fur|4877036288