1girl, alternate_costume, arknights, bilibilida, black_cape, black_dress, black_footwear, black_socks, blue_hair, cape, ch'en_(arknights), dragon_horns, dragon_tail, dress, full_body, holding, holding_sword, holding_weapon, horns, long_hair, long_sleeves, looking_at_viewer, parted_lips, red_eyes, rhodes_island_logo, sheath, shin_strap, side_slit, simple_background, socks, solo, sword, tail, thigh_strap, two-tone_dress, unsheathing, weapon, white_background, white_dress