1girl, arm_at_side, armor, breasts, gas_mask, gradient_background, grey_background, gun, headgear, holding, holding_gun, holding_weapon, jiu_ye_sang, looking_at_viewer, mask, mecha_musume, mechanical_legs, medium_breasts, multiple_views, original, rifle, science_fiction, short_hair, skindentation, standing, weapon, white_background, white_hair, yellow_eyes