Pause the game to use the cheats.

Bonuses

HOLD L1 + L2 + R1 + R2 and press Down, Up, Down, Up, Left, Right, Left, Right.

Unlimited Combo Meter

HOLD L1 + L2 + R1 + R2 and press Left, Right, Up, Down, Right, Left, Down, Up.

Ge Unlimited Health

HOLD L1 + L2 + R1 + R2 and press Up, Right, Down, Left, Up, Left, Down, Right.

Unlock All Upgrades

HOLD L1 + L2 + R1 + R2 and press Up, Up, Left, Left, Right, Right, Down, Down.

Unlock Dark Knight Difficulty

HOLD L1 + L2 + R1 + R2 and press Down, Left, Right, Up, Up, Right, Left, Down.