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Playstation - Project Horned Owl cheats

Bonus 3 continues
Play the game in single player mode, and press Start on your controller 
two just before losing your last life to receive 3 continues.

Unlock Bonus options:
Finish the game in very hard mode to unlock the following options:
Polygon test
Mission select 
Movie test
Audio test 


Project Horned Owl Game Shark Codes:
                  
Unlimited Ammo for Player 1      
800B94BC 6B00
                  
Unlimited Grenades for Player 1  
800B94C6 0318
                  
Unlimited Health for Player 1    
800B94BE 0064
                  
Unlimited Continues for Player 1 
800BA954 0005
                  
Unlimited Ammo for Player 2      
800B94CC 7200
                  
Unlimited Grenades for Player 2  
800B94D6 0318
                  
Unlimited Health for Player 2    
800B94CE 0064
                  
Unlimited Continues for Player 2 
800BA985 0005