Rule 34 Dev - 1boy abs artist_signature black_hair christian_(artist) dc dc_comics dick_grayson erect_nipples erection fondling_balls gloves head_tilt holding_penis human looking_up male male_nipples male_only mask muscles muscular_male nightwing nude_male pecs penis shaved_crotch smooth_skinned_male sneer solo veiny_penis|307747112