Rule 34 Dev - abs animal_genitalia animal_penis anthro balls big_penis bravestarr bridle cybernetic_arm cybernetic_limb cybernetics cyborg equid equine equine_penis erection genitals grey_body gun hair hi_res horse huge_cock kneeling machine male mammal medial_ring muscular muscular_anthro muscular_male nexus penis ranged_weapon solo thirty_thirty weapon white_hair|5036197960