Unlock Everything Enter the name "SouthEnd" and capitalise "S" and "E".
Unlock All Arenas Deathrow Unlock All Teams and Players -Deathrow Name Player 4's controller as, "ALL150".
Unlock Extreme Difficulty Name Player 4's controller as, "NO FEAR".
Unlock Multidisc(Deathrow) Name Player 4's controller as, "CONFUSED"
Extra Credits Hold WHITE for 60 seconds on the "Manage Team" screen. The number of extra credits depends on the difficulty. To do this more than once, you will have to reboot the Xbox.