1girl absurdres alternate_costume arknights bangs bilibilida black_cape black_dress black_footwear black_socks blue_hair cape ch'en_(arknights) commentary_request dragon_horns dragon_tail dress full_body highres 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