Rule 34 Dev - 2016 abs animal_genitalia animal_penis anthro balls biceps big_balls big_biceps big_muscles big_pecs big_penis canine canine_penis erection grin huge_balls hyper hyper_balls hyper_penis kenshiki666 knot looking_at_viewer male male_only mammal manly mature_male muscular muscular_male nude pecs penis smile solo teeth|2350691272