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All Weapons

At the Press Start screen, press Up, Down, X, Square, R1, Triangle, Triangle, Left, Circle, L1, L1, Right. If done correctly, the screen will flash.

Agent Data Unlocked

At the Press Start" screen, press Up, Down, Circle, R2, Left, L2, Right, X, R2, Square, Up, R1.

Alien Data Unlocked

At the "Press Start" screen, press Square, L1, Circle, L2, Down, Triangle, R1, Right, X, Left, R2, Triangle.

All CST Unlocked

At the "Press Start" screen, press Square, Up, L2, Left, Triangle, X, R2, Circle, Right, R1, Square, Circle.

All Weapons Code

At the "Press Start" screen, press Up, Down, X, Square, R1, Triangle, Triangle, Left, Circle, L1, L1.

Boss Mode Unlocked

At the "Press Start" screen, press R1, Triangle, Down, Down, X, L2, Left, Square, Right, Triangle, R2, L1.

Don't Drop Pickups When Hit

At the "Press Start" screen, press Down, Up, X, Square, Down, Up, X, Square, L1, L2, Square, Circle.

Invincibility

At the "Press Start" screen, press Right, X, R1, Triangle, Up, L2, X, Left, L1, Circle, X, R2.

Unlock All Levels

At the "Press Start" screen, press R2, Triangle, Left, Circle, Square, L2, Left, Up, X, Down, L2, Square.

Unlock Making Of Mode

At the "Press Start" screen, press Circle, R2, L2, Circle, Triangle, Down, Square, X, Right, L1, X, Up.