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Unlock All Cards:
Press LB, click the Left Analog-stick, press RB, click the Right Analog-stick at
the main menu.
Unlock All Maps:
Press Left, Right, Up, Down, click the Left Analog-stick, Right Analog-stick,
press Y, B, Y, B at the main menu.
Press LB, click the Left Analog-stick, press RB, click the Right Analog-stick at
the main menu.
Unlock All Maps:
Press Left, Right, Up, Down, click the Left Analog-stick, Right Analog-stick,
press Y, B, Y, B at the main menu.