Rescue Nico in the warehouse to unlock digital comics (accessed from the main menu) which contains the prologue of the game.
Unlockable How to Unlock Prologue Comics Rescue Nico in the Warehouse
Beat the game to unlock Diaries (accessed from the main menu) which contains character's complete details about their adventures.
Unlockable How to Unlock George's Diary Beat the Game Nico's Diary Beat the Game
Know Something We Don't?
You can submit new cheat codes for this game using our Cheat Submission Form.
Have We Been Fooled?
If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.