2018 4_toes anrhok armor black_background black_skin claws curved_horn digital_media_(artwork) dragon erection feral flying full-length_portrait glans grey_scales hi_res horn knot looking_down male membranous_wings minerea orange_scales panzerfaust pattern_background penis pinkdragonlove plate_armor portrait purple_skin quadruped ranged_weapon red_eyes red_penis rocket_launcher scales scalie sharp_claws sharp_teeth side_view simple_background smile smooth_horn solo spikes spread_wings striped_background tapering_penis teeth toe_claws toes watermark weapon western_dragon white_claws white_horn wings