Duel Masters: Cobalt cheats and cheat codes for Playstation 2

Unlock Caitlan: Finish Rusty's story 
Unlock Earl: Finish Trey's story 
Unlock Jalen: Finish Rebecca's story. 
Unlock Knight: Finish everyone's story.
Unlock Marcus: Finish Flynn's story.
Unlock Monks: Beat them the first time. 
Unlock Sera: Finish Luc's story.
Unlock Widow: Neat Widow at the end of the tournament. 

Win duel: 
Hold R3 and enter L1, R1, L1 to give player 1 the win. 
Hold R3 and enter R1, L1, R1 to give player 2 the win. 

Unlock additional places: 
Hold R3 and press Circle, Circle, Circle at the map screen. 

Unlock additional cards: 
Hold R3 and press L1, L1, L1 at the deck building screen. 
You will get 4 of each card. 

Unlock Chuck in arcade mode:
Hold R3 and push L1, L1, L1 at the deck building screen

Cards do not run out in duel: 
Hold R3 and push Square, Square, Square.

Remove one of player 1's shields. 
Hold R3 and push Triangle, Square, X 

Remove one of player 2's shields. 
Hold R3 and push Triangle, Circle, X to 

Add one shield for player one
Hold R3 and push X, Square, Triangle

Add one shield for player two. 
Hold R3 and push X, Circle, Triangle

Unlock Shobu:
Choose versus mode and let other player select a character.
After, have player 1 push R2, R2, L1, R2, X.