Rule 34 Dev - 1930s_(style) 1boy 1girl :d aircraft airplane animal attack bare_arms bare_shoulders battle bikini bikini_top_only blue_skin bomber breasts cala_maria_(cuphead) cleavage colored_sclera colored_skin cup cuphead cuphead_(game) drinking_straw dusk eel electricity eyebrows eyelashes eyeshadow fangs firing forked_tongue giant giantess goggles green_bikini green_lips kafun large_breasts lipstick long_hair looking_at_another makeup mermaid military military_vehicle monster_girl multicolored_sky no_midriff no_navel open_mouth outdoors partially_submerged propeller purple_eyes purple_hair retro_artstyle scales sharp_teeth sky slit_pupils smile smoke snake snake_hair sun sunset swimsuit teeth tongue water waves yellow_sclera|8715956184