Carry more items:
At the item selection screen, hold Triangle and press L1, R1, Up, Right, Down, Left.
Increase items:
At the item selection screen, hold Triangle and press L1, R1, Up, Down, Right, Left.
Maximum power:
Pause, then press L1, R1, Right, Down, Left, Up.
Debug mode:
Pause, then hold L1 + R2 and press Up, Triangle, Down, X, Left, Square, Right, Circle. While playing, press L2 + R2 to access the debug menu.
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