7 Wonders : Cities is the new extension of the award-winning 7 Wonders game. For an added challenge, you can play all three versions together --  7 Wonders, 7 Wonders - Leaders and 7 Wonders : Cities. This extension provides a new family of cards that complements Ages already existing in 7 Wonders. Now, mercenaries, thieves, spies and diplomats will give a new scale to your cities. Reap the benefits by sowing discord among your opponents, play them off each other and push them into debt.