Defend the world of Catan and devlop three metropolises in the Cities & Knights expansion for Cartan. This expansion adds a Barbarian Fleet along with the development of 3 metropolises for you to invest in and grow. The expansion can also be combined with Traders & Barbarians and Seafarer expansions (sold separately). Includes:  - 36 commodity cards (coin, paper, cloth) - 54 progress cards (trade, politics, science) - 6 Victory Point cards - 3 wooden metropolis pieces - 3 metropolis tokens - 1 wooden merchant figure - 1 custom event die - 1 wooden barbarian ship - 24 wooden knights  - 12 city walls - 4 development flip-charts (to track city improvements) - 1 tile to track barbarian fleet - simple rules and almanac