Rule 34 Dev - 3_toes animal_genitalia anthro baconking balls barefoot beard belly biceps big_penis blue_eyes blue_hair body_hair bondage bondage_gear bottomless bound bra chest_hair clothed clothing cock_ring collar cum cum_on_penis dragon duo equine erection facial_hair facial_piercing hair hand_on_thigh happy_trail hi_res hooves horn huge_cock humanoid_penis kneeling leash licking male mammal manly mature_male muscular muscular_male nipple_piercing nipples nose_piercing nude pants partially_retracted_foreskin pecs penis piercing pink_eyes precum pubes simple_background size_difference smaller_male spread_legs spreading standing thick_penis toes tongue tongue_out topless uncut underwear unicorn vein veiny_penis white_hair yaoi|2298342760