Catan: Cities & Knights 5/6 player expansion

You can settle Catan and use knights to defend your cities against barbarians with up to 6 players. Please note: You will need The Settlers of Catan Base Game, the Cities & Knights expansion, and both Base Game 5-6 players extension and this Cities & Knights 5-6 players extension – total of four game boxes.

Expands (all are required):
Catan
Catan: 5-6 Player Extension
Catan: Cities & Knights