Rule 34 Dev - 2boys abs animal_genitalia animal_penis anthro anthro_on_anthro armpit_hair asinus backwards_hat balls ballsack barbell_piercing bat body_hair bottomless chest_hair clothed clothing donkey dumbbell duo equine equine_genitalia equine_penis erection exercise eyewear facial_hair foreskin gay genitals glasses gym hat headgear headwear hi_res horsecock humanoid_genitalia humanoid_penis hybrid intact kihu long_hair_male male male/male male_nipples male_only male_pubic_hair mammal masculine medial_ring musclegut muscles muscular_anthro muscular_male mustache mutton_chops nipple_piercing nipple_ring nipple_rings partially_retracted_foreskin pecs penis piercing ring_piercing scrotum sexercise shirt sideburns smile smooth_penis spotter stripes tail tank_top testicles topwear uncut veiny_penis weightlifting weights workout zebra|8201383640