The Knave, also known as Arlecchino,is the Fourth of the Eleven Fatui Harbingers. Arlecchino beyond her role in running the House of the Hearth. She is known as "Father" by its members, unlike the previous Arlecchino. Being a native of Fontaine, Arlecchino believed in the prophecy that the people of Fontaine would dissolve into water and ordered the House of the Hearth to find a way to stop it from happening. While still upholding the Tsaritsa's will in collecting the Gnoses.