This is a Catan World Championship Köln 2018 Special. It's a scenario for the base game. It comes with 7 cathedral parts, 7 advantage tiles, 1 game instruction and 1 3D illustration. The players have to build the cathedral. One part of the cathedral costs 1 ore, 1 brick and 1 lumber. If you pay the cost you get the next part of the cathedral and an advantage tile. After cathedral construction is completed, the player with the most advantage tiles receives 2 victory points. —user summary