Unlimited Creation Points:
Go to "Rosters" then choose "Edit Player". Select the player you want to be rated 99, go into his attributes and increase all of his stats.
Unlock Mummies Team:
Use a Memory card that has a saved game file from an EA Sports Racing Game.
Unlock Dodge City Stadium:
Use a Memory card that has a saved game file from an EA Sports Football Game.
Unlock Marshals Team:
Use a Memory card that has a saved game file from an EA Sports Football Game.
Unlock Nile High Stadium:
Use a Memory card that has a saved game file from an EA Sports Racing Game.
Unlock Players:
Kevin Butler - Get Gold in All-Madden Coffin Corner Drill (Mini-Camp)
Mike Ditka - Use a Memory card that has a saved game from an EA Sports football game
John Elway - Get Gold in All-Madden Pocket Presence Drill (Mini-Camp)
Steve Largent - Use a Memory card with a saved game from an EA Sports racing game
Barry Sanders - Get Gold in All-Madden Ground Attack Drill (Mini-Camp)
Deion Sanders - Get Gold in All-Madden Swat Ball Drill (Mini-Camp)
Mike Singletary - Get Gold in All-Madden Chase and Tackle Drill (Mini-Camp)
Jan Stenerud - Get Gold in All-Madden Clutch Kicking Drill (Mini-Camp)
Reggie White - Get Gold in All-Madden Trench Fight Drill (Mini-Camp)
Steve Young - Get Gold in All-Madden Precision Passing Drill (Mini-Camp)