PS2
Main Menu Code
Entry location:
The controller will vibrate to let you know you've entered the codes correctly.
Left, Right, Up, Left, Right, Up, Right, Down - Unlock classic free agents at the player movement menu
L1, L2, Square(2), Triangle, Circle, Down - Golden and Silver Era players
Down, Right, Circle, Square, Left, Triangle, Up, L1 - All classic stadiums
Submitted By codex Xander
PSP
Codes For The Main Menu
Entry location:
Enter these in the main menu. There will be no sound to verify you have entered them correctly.
Left, Right, Up, Left, Right, Up, Right, Down - Unlock Classic free agents at the Player Movement Menu
Right, Up, Right, Down, Down, Left, Up, Down - Unlock Sliver Era and Golden Era Teams
Submitted By Fernando Esq.
PSP
Codes For When It's Paused
Entry location:
Enter these codes anytime the game is paused. There will be no sound to verify you have entered them correctly.
Right, Down, Up, Left, Right, Left, Down, Up - Big Ball
Right, Left, Down, Up, Left, Up, Down, Left - Big Head Mode
Left, Right, Down, Up, Right, Left ,Down, Left - Small Head Mode
Submitted By Fernando Esq.