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    • Shield CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Right, and press Circle, Square, Triangle. Release Right, hold Left, and press Square, Circle, X. Release Left and resume game play with a shield. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • Turbo CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Up and press Triangle(3). Release Up, hold Down and press X, Square, Circle. Release Down. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • Invincibility CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Right and press Circle, Square, Triangle. Hold Left and press Circle, Square, and X.


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    • Secret Level CHEAT

      There is a secret entrance to the Lost city in the Throg Breeding Facility. It is located in the lower right corner of the map. Break through three or four secret doors to find the exit. The Lost City is full of insect-monster larvae and the Throg-Viscerian genetic brain mutations.


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    • Body Slide CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Press Up, Down(2), Up. Hold Square and press Circle. Press Triangle, X (or X, Triangle)


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    • Restore Health CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Square and press Circle, X, Triangle. Release Square, hold Circle, and press Square, X, Triangle. Release Circle. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • Restore Ammunition CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Circle and press Square. Release Circle, hold Triangle, and press X. Release Triangle, hold Circle, and press X. Release Circle, hold X, press Square. Release X. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • End Current Level CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold X, Up, Down, Up. Hold Square and press Circle. Release Square, hold X, and press Triangle. Release X. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • Predator CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Triangle and press Square, X(2) Square. Release Triangle, hold X, and press Triangle(2).


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    • Cloaking Device CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Hold Triangle and press Square, Circle(2), Square. Release Triangle, hold X and press Triangle(2). Release X. The word "Cheater" will appear at the top of the screen to confirm correct code entry.


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    • Test Mode CHEAT

      Press Start during game play and highlight the "Sound Volume" selection. Press Left, Right(2), Left. Hold X and press Triangle. Hold Triangle and press X.


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    • Secret Level CHEAT

      In the Throg Breeding Facility you'll find a secret entrance to the "Lost City". Look for it in the lower right-hand corner of the map. You'll need to break through three or four secret doors to find this exit, but it's well worth it.

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    • Maximum Health CHEAT

      Highlight "REVIEW MISSION", hold SQUARE, and press CIRCLE, X, TRIANGLE. Release SQUARE, hold CIRCLE, and press SQUARE, X, TRIANGLE. The word "Cheater" should appear at the top of your screen.

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    • Invincibility CHEAT

      For invincibility, pause the game and highlight "Sound Volume". Then push d-pad RIGHT and press CIRCLE, SQUARE, X. (If entered correctly, then the word "cheater" will appear at the top of the screen.)

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    • Refil Ammo CHEAT

      Start a mission as normal. When you transport in, pause the game to bring up the sub-menu. Highlight Review Mission, hold CIRCLE, press SQUARE, release; hold TRIANGLE, press X, release; hold CIRCLE, press X, release; hold X, press SQUARE, release. The word Cheater should appear to confirm the code.

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    • Cloak CHEAT

      Start a mission as normal. When you transport in, pause the game to bring up the sub-menu. Highlight Review Mission, then, hold T, press CIRCLE, SQUARE, SQUARE, CIRCLE, release T, then hold X, press TRIANGLE, TRIANGLE. The word Cheater should appear at the top to confirm the trick worked.

Project Overkill Game

    • Developer
    • Konami
    • Publisher
    • Konami
    • Genre
    • Action
    • Players
    • 8

    • Rate Project Overkill for PlayStation



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