1girl, animal_ears, artist_name, backpack, bag, cannon, cat_ears, cat_girl, day, desert, double-barreled_shotgun, double_barrels, full_body, greyscale, gun, hair_over_one_eye, headset, hill, holding, holding_weapon, jacket, land_striker, long_sleeves, looking_at_viewer, medium_hair, military, military_uniform, monochrome, no_pants, outdoors, running, ruuen_rouga, sand, shotgun, solo, strike_witches_(lionheart_witch), theodora_kleff, uniform, weapon, world_witches_series