Select 'Unlockables' and enter the following passwords (without the quotes) to unlock the corresponding effect.
Unlock Big Head Mode:
Custom Character (Select your playable character model):
Custom Loadout (Unlock ALL weapons and select which ones you want for Left, Right and Pistol):
Unlock The Most Powerfull Weapon:
Added by: Sanzano Jun 15th 2009, ID#1761