rusader Kings II: Sons of Abraham is the fifth expansion for the critically praised strategy/RPG. Gameplay focuses on the Abrahamic religions; Christianity, Islam and Judaism. Get your bishops appointed cardinals and tap the might of the Papacy, borrow money from the Knights Templar and send troublesome relatives off to live out their days in a monastery. Sons of Abraham also introduces the Jewish religion and allows you to recreate the Kingdom of Israel and rebuild the Temple in Jerusalem. Base game of Crusader Kings II on Steam is required to play.