This set of extra cards is a full replacement for the game cards in Catan: Traders and Barbarians. It is in effect an expansion for Catan: Traders and Barbarians.
You will need a copy of the Catan base game and Traders, and Barbarians to play
Catan: Traders and Barbarians is collection of smaller expansions and game options.
These can be added the based game of Catan or combined with Seafarers expansion and Cities & Knights expansions.
These smaller expansions include the Fishermen of Catan, the Rivers of Catan, the Great Caravan, Barbarian Invasion and Traders & Barbarians.
The other game options included are 2-Player Rules, Catan Event Cards, Friendly Robber Rules, and the Harbourmaster Card
Expansion card set components: 47 Traders & Barbarians Cards, 27 Barbarian Attack Cards, 38 Catan Event Cards, 5 Fisherman Cards and 3 Catalog Cards