Rule 34 Dev - 1boy 1other anon ass_sweat back_muscles backside dirtyyeen flat_colors imminent_facesitting justmegabenewell koopa koopaling male male_focus male_only mario_(series) mezcal muscular nintendo on_back pink_background red_glasses reptile roy_koopa scalie seat sharp_teeth shoegaze. simple_background smile underwear|3158842832