Arlecchino, also known by her codename "The Knave," is a Pyro vision holder and wields a scythe. Despite her having a vision, she uses her Balemoon Bloodfire as her source of power. She is the Fourth of the Eleven Fatui Harbingers and the current director of the House of the Hearth. She is addressed as "Father" by members of the house, whom she calls her "children."