Arlecchino, also known by her codename "The Knave," is the 10th of the Eleven Fatui Harbringers. She is known for her stoic, manipulative, stern, and somewhat smug personality. She has black eyes and red cross-shaped pupils, fair skin, white hair having black streaks, low ponytail, and red lipstick. She is tall and always covered up from neck to toe with her attire. She runs an orphanage called the "House of the Hearth", she manipulates children there into becoming her tool and soldier.