Unlock UFO [password] Button R1, Button square, Button x, Button square, Button L2, Button circle
Unlock Goliath [password] Button triangle, Button L1, Button R1, Button x, Button L2, Button L2
Unlock Nightshade [password] Button R1, Button R2, Button L1, Button L1, Button x, Button circle
Unlock Helicopter [password] Button L1, Button triangle, Button R2, Button triangle, Button triangle, Button R1
Unlock Big Daddy [password] Button triangle, Button square, Button R2, Button x, Button triangle, Button R2
Double pick-ups [password] Button L1, Button L2, Button circle, Button L1, Button R1, Button square
Increased armor [password] Button R1, Button triangle, Button R1, Button triangle, Button L1, Button square
Unlimited turbos [password] Square, X, Circle, Triangle, R1, R2
Unlimited jumps [password] Circle, Square, R2, X, Triangle, R2
Funtopia level: [password] X, Circle, L2, X, Square, L1
Gulch level: [password] X, Square, Circle, L1, L2, Square
Unlock boss battle #1 [password] Enter Circle, R2, R1, Square, L1, R2
Unlock boss battle #2 [password] Circle, Circle, L2, L1, Triangle, Triangle
Boss Battle with Big Daddy: [password] Enter Square, Triangle, Circle, Circle, R2, R2
Duke Nukem: Time To Kill FMV sequence: [password] Square, Square, Circle, Circle, Triangle, Triangle
God Mode L1 + R1 + R2 and press Up, Down, Left, Right
Invincibility L1 + R1 and press Up, Down, Left, Right
Unlimited Weapons Hold L1 + R1 and press Up, Down, Up, R2
Powered-up weapons Hold L1 + R1 + R2 + X and press Down
Hornet Nest Stingers Select stingers, then hold L1 + L2 + R1 + Triangle + Left
Fire And Brimstone Select Meteors, then press Triangle + L1 + L2 + R1 + Right

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