Now five to six players can explore and settle catan in the catan 5 6 player extensiontrade you control a group of settlers exploring and taming the uncharted lands of catanr r embark on a quest to settle the rich island competing against more opponents for added fun add 1 2 more friends or family without sacrificing ease of play add green and brown settlers and expand your island with 2 more harbors and 11 unique new terrain tilesr r r expansion requires catan board game to use