 For some time he resided at the court of the Mongol Ilkhan, Ghazan, in Persia, rising to become his ambassador or liaison to the Kingdom of Cyprus.His high status at Ghazan's court may stem from his being the godfather of Öljeitü at the latter's baptism.Little is known about Isol, but the French historian Jean Richard concluded that he was probably the governor of a Persian province.