Rule 34 Dev - abs anthro balls big_balls bright_colors bukmar cybernetic_penis fur genitals grey_balls grey_body grey_fur hi_res hybrid knot machine male male_only penis penis_towards_viewer pink_background presenting presenting_penis protogen protogen_visor red_body red_fur red_penis sergal shaded simple_background sirap sitting sitting_on_ground smug_face solo|12134217392