Rule 34 Dev - abs animal_genitalia anthro athletic balls beard biceps big_muscles big_penis biped black_hair blue_body blue_penis blue_skin blue_tongue claws erection facial_hair genital_slit genitals goatee green_body green_eyes green_skin grey_body grey_skin hair horn knot looking_at_viewer male masturbation membrane_(anatomy) membranous_wings muscular muscular_anthro muscular_male naughty_face non-mammal_balls nude pecs penile penile_masturbation penis pose presenting presenting_penis scales sitting solo spread_legs spreading tail tongue wings amadeusvirus european_mythology mythology cypher dragon mythological_creature mythological_scalie reptile scalie western_dragon 2013 hi_res|1564022145