In this chapter of the Kingdom Hearts series, the creators departed from setup of the first game. The result is a much more unique and strategy-filled way to play Kingdom Hearts. This time around, Sora collects different Cards for everything in the game, from opening doors, to performing jaw-dropping power moves called Sleights, as well as traversing through worlds, and everything in between. This portion of the guide will explain this unique aspect of Kingdom Hearts: Chain of Memories.