Invulnerability
 
 While playing a game, press Triangle, X, Triangle, Circle, X,
 Triangle, Square, X, Triangle, X, Circle, Triangle.
 
 Final level
 
 Enter "2R*8H-9YMBL-3JGCS-NF#WR-WHKG97" as a password.
 
 Cheat Codes
 
 Enter the following codes in the keys section:
 
   
  Result                                       
  Keys            
  Nickname
   
  Weapons, energy, shields                     
  STOS TSX SOTSX  
  ACE     
   
  Weapons, energy, shields, keys, level select 
  TSOXT STX TSXO  
  0     
   
  All keys                                     
  STXTO TX TXTSX  
  MIK     
   
  All accessories                              
  STOXX TSXO SOX  
  TOY     
   
  Toggle invincibility                         
  TXTOX TSX TXOT  
  DCD     
   
  Toggle cloak                                 
  XTO SOTSX TXTO  
  RED     
   
  Recharge shields                             
  TXOS SXO TSXOS  
  BUG     
   
  Turbo speed                                  
  TSOX SXO STOXX  
  SVT     
   
  Extra life                                   
  TXSO TX SXO XTO 
  +1 UP   
   
  Fast robots that fire slowly                 
  TXS STO SXO STO 
  JAVA    
   
  Weird Colors                                 
  TXO TSOX TXTOX  
  LSD     
   
  Toggle "Go Wingnut" mode                     
  TSOTX STOS TXO  
  4AD     
   
  Acid mode                                    
  STOS TSX TX TOX 
  ACID    
   
  Hello Minnie mode                            
  XOXOXOXOXOXO    
  XO      
   
  Game Shark Codez:
 
                 
  Infinite Lasers              
  800E92FE 0064
                 
  Infinite Energy              
  800E9302 0064
                 
  Infinite Concussion Missiles 
  800E9328 0063
                 
  Infinite Homing Missiles     
  800E932A 0063
                 
  Infinite Proximity Bombs     
  800E932C 0063
                 
  Infinite Short Missiles      
  800E932E 0063
                 
  Infinite Mega Missiles       
  800E9330 0063
                 
  Infinite Flash Missiles      
  800E9332 0063
                 
  Infinite Guided Missiles     
  800E9334 0063
                 
  Infinite Smart-Bombs         
  800E9336 0063
                 
  Infinite Mercury Missiles    
  800E9338 0063
                 
  Infinite Earth Shakers       
  800E933A 0063
                 
  Infinite Lives               
  800E9304 0109
                 
  Have All Primary Weapons     
  800E930C FFFF
                 
  Have All Secondary Weapons   
  800E9310 FFFF
                 
  Infinite Vulcan & Gauss Ammo 
  800E9316 0063
                 
  Have Level 5 Laser           
  800E9306 0404
                 
  Have Earth Shakers           
  800E933A 0063
  800F8668 0009