Rule 34 Dev - 1boy ass ass_focus athletic athletic_male big_penis black_hair butt cybernetic cybernetic_arm cybernetic_leg cybernetic_legs cybernetic_limb cybernetic_limbs cybernetics cyborg dat_ass futuristic gay glowing glowing_body glowing_genitalia glowing_penis hair hand_in_hair jimmyjimsjim long_hair male male_focus male_only muscular muscular_male penis penis_visible_through_thighs prosthesis prosthetic prosthetic_arm prosthetic_hand prosthetic_leg prosthetic_limb prosthetic_limbs prosthetics red_eyes robot_joints robot_penis robotic_arm sci-fi science_fiction scifi smoking solo solo_focus solo_male spread_legs standing toned toned_male unusual_penis yaoi|9466888568