Rule 34 Dev - 4_fingers 4_toes anthony_milko anthro asgore_dreemurr asriel_dreemurr beard blonde_hair blush bodily_fluids boss_monster bovid cape caprine clothing crown duo facial_hair father father_and_child father_and_son feet fingers fur gay genital_fluids genitals goat hair hi_res horn imminent_sex incest male male/male male_only mammal nipples overweight overweight_male parent parent_and_child parent_and_son penis precum saliva shoulder_guards size_difference smaller_male son toes undertale video_games white_body white_fur yaoi|5521087784