In Genshin Impact, Arlecchino, also known as The Knave, is the Fourth of the Eleven Fatui Harbingers. Arlecchino holds a prominent role in the Fatui, overseeing the House of the Hearth. Arlecchino, also known by her codename "The Knave," is a playable Pyro character in Genshin Impact. She is the Fourth of the Eleven Fatui Harbingers.