Rule 34 Dev - bara big_chest blonde_hair blush bucky_barnes captain_america cartoony clothed comic costume cybernetic_arm cybernetic_limb cybernetics dark_hair fully_clothed gay grabbing_ass hand_on_ass hand_on_butt hand_on_partner hand_on_shoulder harness long_hair looking_at_partner male_only marvel marvel_cinematic_universe marvel_comics metal_arm prosthetic prosthetic_arm short_hair speech_bubble steve_rogers suyohara uniform winter_soldier|8822823728