Level select
 
 Pause the game, hold L2, press Circle(2), Square, Triangle, R1,
 Square, Triangle, Circle, then release L2.
 
 All weapons
 
 Pause the game, hold L1, press Triangle, R1, Triangle, Square, R1,
 Circle, Square(2), then release L1.
 
 Game Shark Codez:
 
  
 Joker Command
 80019EC8 ????
  
 Infinite Ammo
 80059A6C 0063
 80059A78 0063
  
 Infinite Armor 
 80019DDA 00C8
  
 Infinite Energy
 80019DD8 0064
  
 Infinite Grenades
 80019DEE 0001
  
 Infinite Laser Power 
 80059A70 0014
  
 Have Red Key 
 800519C8 0001
  
 Have Green Key 
 800519CA 0001
  
 Have Blue Key
 800519CC 0001
  
 Have Yellow Key
 800519CE 0001
  
 Have Purple Key
 800519D0 0001
  
 Have Light Blue Key
 800519D2 0001
  
 Have Double Shot 
 80019DE2 0001
  
 Have Rapid Fire
 80019DE4 0001
  
 Have Burst Laser 
 80019DEA 0001