** Expansion requires Catan Board Game and Traders and Barbarians Expansion to use **Traders & Barbarians is distributed as the third major expansion for The Settlers of Catan, although it is actually a compilation of small expansions and variants. It is independent of the Seafarers and Cities and Knights expansions, but can be combined with them. This the 5 and 6 player extension for Traders and Builders to allow you to add up to two more players.Well-tried variants such as `Catan Event Cards`, `Harbourmaster`, and `Catan for Two` offer alternatives for customising the game to your own needs. In addition, the 2-player variant allows you to play the Base Game as well as all scenarios of this expansion against only one opponent.Please note that this product is an extension, and requires other Catan products to play.