• Sound Test

    Hold down the Start button while turning on the system for a Sound Test. Note: This only works in the Japanese release of the game.

    Sound Test (JP)Hold down the Start button while turning on the system.

    Contributed By: Mezmorize99.


  • Health Restore

    Continuously shoot in front of the windshield at the start of any level with a jeep. Health will be restored when the jeep goes over a bump.

    Contributed By: BongoGoku.


  • Play extra stage

    UnlockableHow to Unlock
    Tyrannosaurus stageClear all four levels in any order without continuing.

    Contributed By: SpyHunter89.

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