Play as characters from Dynasty Warriors
 
 Complete one player battle mode with any character on any difficulty
 setting. Then, highlight that same fighter on the character selection
 screen and press R2. Note: To play as Dian Wei, have both players
 select Doyle, then player one will be Zhang Fei and player two will
 be Dian Wei. To play as Lu Bu, have both players select Raone, then
 player one will be Guan Yu and player two will be Lu Bu. -From:
 Olikong@aol.com 
 
 Alternate costumes (Japanese version)
 
 Complete one player battle mode with any character on any difficulty
 setting. Then, highlight that same fighter on the character selection
 screen and press Start.
 
 Random level
 
 At the level selection screen, press Start.
 
  Game Shark Codez:
 
                     
  Unlock All Characters 
  800E34B4 0010
  800E34F4 0001
                     
  Player 1 Codes        
                     
  Infinite Health       
  800C9944 00C8
                     
  75% Health            
  D00C9944 00C8
  800C9944 0096
                     
  50% Health            
  D00C9944 00C8
  800C9944 0064
                     
  25% Health            
  D00C9944 00C8
  800C9944 0032
                     
  No Health             
  800C9944 0000
                     
  One-Hit Death         
  D00C9944 00C8
  800C9944 0004
                     
  Infinite Magic        
  800C9946 0708
                     
  No Magic              
  800C9946 0000
                     
  Player 2 Codes        
                     
  Infinite Health       
  800C9B20 00C8
                     
  75% Health            
  D00C9B20 00C8
  800C9B20 0096
                     
  50% Health            
  D00C9B20 00C8
  800C9B20 0064
                     
  25% Health            
  D00C9B20 00C8
  800C9B20 0032
                     
  No Health             
  800C9B20 0000
                     
  One-Hit Death         
  D00C9B20 00C8
  800C9B20 0001
                     
  Infinite Magic        
  800C9B22 0708
                     
  No Magic              
  800C9B22 0000