Big Head Mode
Reach level 8 in your EA Sports Bio.
Bonus Players
Create a player using one of the following names of members of the band Alien Ant Farm: Terence Corso, Mike Cosgrove, Dryden Mitchell, or Tye Zamora. The game will adjust the players face and statistics automatically to match that band member. Create a player using one of the following names of members of the band Gob: Theo Gobzinakis, Gob Stomper, Tom Whacker, Pat Wolfman, or Craig Would. The game will adjust the players face and statistics automatically to match that band member. In the Gamecube version, entering Gabe Metal (another band member) will cause the game to freeze. Look at the credits screen in the game and choose any name from the EA development team. Enter that name at the create player option. The game will tell you that it has this player in its database, and automatically adjusts the stats and appearance accordingly.
Commentators: Chipmunk Voice
Reach level 32 in your EA Sports Bio.
Commentators: Deep Voice
Reach level 4 in your EA Sports Bio.
Dynasty Mode: 2 Gm Office Rewards
Reach level 12 in your EA Sports Bio.
Dynasty Mode: 2 Upgrade Points
Reach level 2 in your EA Sports Bio.
Dynasty Mode: 3 Upgrade Points
Reach level 18 in your EA Sports Bio.
Freeze Game
When in Create A Player, typing in a certain name will cause the game to freeze. While typing in one of the members of Gob (Gabe Metal), the screen will freeze. For example, typing Metal, then Gabe will freeze the screen, as well as typing Gabe, then Metal.
Getting Good Players
In dynasty mode, rack up on draft picks by signing unwanted free agents and trading them to random teams for draft picks. Doing this also earns you GM experience points.
Mile Wide Stadium
Reach level 24 in your EA Sports Bio.