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