Adds 11 new unique terrain tiles You can now play with 5 or 6 players! This is an expansion. A copy of the following is required to play: CATAN The CATAN 5-6 Player expansion allows two more player to vie for control of the bountiful island of CATAN. Play has never been more nuanced regarding trading and building then when six players compete for valuable resources and prime building sites. Take your games of CATAN to the next level with the 5-6 Player expansion and leave no player behind!