City of Secrets is the first installment of 40 fixed cards for the King’s Landing expansion to the A Game of Thrones card game, based on George R.R. Martin’s best-selling A Song of Ice and Fire saga. It features 20 different never-before seen cards designed to augment existing decks and add variety to the A Game of Thrones metagame. This is not a stand-alone deck. An A Game of Thrones: The Card Game core set is required to play. Launch date: May 28, 2009.