Rule 34 Dev - 1boy artist_signature balls ballsack bara big_cock big_penis black_hair blue_eyes blueboybara boner caucasian caucasian_male dc dc_comics dick_grayson erect_penis erect_while_penetrated erection foreskin foreskin_folds hard_on huge_cock human intact jerking jerking_off jerkingoff male male_only manly masturbating masturbation muscles muscular_male nightwing penis penis_out retracted_foreskin scrotum standing superhero testicles uncut veiny_penis|8816974608