Hold LT + RT + LB + RB and press Down, Up, Y, X, Down, Down, Y,Y at the main menu. Release LT + RT + LB + RB and a "Cheat" option will appear at the main menu. Select the "Cheat" option, then enter one of the following case-sensitive codes to activate the corresponding cheat function. After accepting a code, press A to exit the menu. Note: The codes have no effect when playing as King Kong.
God Mode
Enter 8wonder as a code. You will still take damage, but will not lose a life. However, high falls and fire can still cause loss of life. Also, this code must be re-enabled with each new level.
Level Select
Enter KKst0ry as a code. Note: This code includes the number "0".
999 Ammunition
Enter KK 999 mun as a code.
Sniper Rifle
Enter KKsn1per as a code. Note: This code includes the number "1".
Machine Gun
Enter KKcapone as a code.
Shotgun
Enter KKsh0tgun as a code. Note: This code includes the number "0". Alternately, enter KK BigBlast as a code.
Revolver
Enter KKtigun as a code.
Bonuses Completed
Enter KKmuseum as a code.
One-hit kills
Enter GrosBras as a code.
Unlimited Spears
Enter lance 1nf as a code. Note: This code includes the number "1" in the second word. Press Reload to get the spears.
Cheats submited by Cody on November 27, 2006