RIVALS FOR CATAN REVISED AGE OF DARKNESS EXPANSIONDetermine Catan's spiritual balance. A Religious Dispute causes both players to lose cards. Churches and Temples minimize losses. Temple cards strengthen your access to your own draw stacks. Church cards lure opposing heroes and earn gold. With a Church and a Temple, you may build the Great Thing stead and end the conflict. The Era of Merchant Princes. Control Catan's commerce. This set focuses on the Commercial Harbor and the Merchant's Residences,