The empire of Grand Cathay has made its move on the Old World, sending armies to do battle with the forces of Chaos after Frydaal the Chainmaker’s attack on the northern reaches of the Empire. This 48-page supplement provides background information for the powerful Empire, and examines the long-standing relations between them and the forces of the Old World. It also contains rules for the Jade Fleet Army of Infamy, a Cathayan force led by Miao Ying and supplemented by Empire mercenaries, as well as rules for new magic items. A War in the Westerland section contains terrain generation rules for the Wasteland and Shadowlands, plus multiplayer games and how to link three new scenarios into a campaign, with guidance for taking your narrative further.