Codes

Effect	Code
Full Blue Power-up	Pause the game, hold L2 and press Left, Right, Up, Down, Right, Left, Up, Down, X
Full Red Power-up	Pause the game, hold L2 and press Left, Right, Up, Down, Right, Left, Up, Down, Square
Full Yellow Power-up	Pause the game, hold L2 and press Left, Right, Up, Down, Right, Left, Up, Down, Circle
Invincibility	Pause during gameplay, hold L2 and press Right, Right, Left, Right, Left, Left, Right, Left, R2, Up, Up, Down, Down, Up, Down, Up, Down, R2
Refill Delta Weapon to 99.9%	While paused hold L2 and press Left, Right, Up, Down, Right, Left, Up, Down, Triangle

Unlockables

Unlockable	How to Unlock
9 Credits	Accumulate more than three hours of gameplay.
Free Play Mode	Accumulate more than six hours of gameplay.
Level Select	Use bombs more than 10,000 times.
Power Armour	Beat the game on Human or higher difficulty, or play the game more than 100 times.