Enemies Disarmed -
In New game option at the Main menu hold L1 + L2 + R1 + R2 and press Right, Square, Left, Circle, Triangle. If the code has been entered correctly a message will appear.
Enemies More Accurate -
In New game option at the Main menu hold L1 + L2 + R1 + R2 and press Triangle, Square, Left(2) and Circle. If the code has been entered correctly a message will appear.
Double Melee Attack Damage -
In New game option at the Main menu hold L1 + L2 + R1 + R2 and press Circle(2), Up(2) and Square. If the code has been entered correctly a message will appear.