Level select
 
 Enter ''SELLOUT'' as a code at that "Enter Cheat" screen. Then, 
 load a saved game to select any level.
 
 
 
 Invincibility
 
 Enter ''EMERPUS'' as a code at that "Enter Cheat" screen.
 
 
 Invisibility
 
 Enter ''SLLEWGH'' as a code at that "Enter Cheat" screen.
 
 
 All weapons
 
 Enter ''TEXAS'' as a code at that "Enter Cheat" screen. Note: You 
 will only have the weapons that are available in the current level, 
 not all the weapons in the game.
 
 
 
 Infinite ammunition
 
 Enter ''MADMAN'' as a code at that "Enter Cheat" screen.
 
 
 Big head mode
 
 Enter ''HEID'' as a code at that "Enter Cheat" screen.
 
 
 Zoo mode
 
 Enter ''ZOO'' as a code at that "Enter Cheat" screen. In this mode, 
 you will be able to kill any animal in the game with the war club 
 as a weapon.
 
 
 
 Demo mode and target mini-game
 
 Enter ''HUNTER'' as a code at that "Enter Cheat" screen. Besides 
 starting demo mode, you will also be able to play the Target mini-game 
 at the main title screen. Use the D-pad to move the pointer and 
 Fire to shoot.