Rule 34 Dev - anthro black_glans brown_eyebrows brown_hair dragon erection eyebrows foreskin genitals glans glistening glistening_eyes grey_ears grey_horn hair horn humanoid_genitalia humanoid_penis kneeling looking_at_viewer male mouth_closed navel nude penis phrisco pupbii short_hair signature simple_background solo white_penis yellow_eyes|7542390200