Unlock Challenge mode & levelsTo unlock Challenge mode and the Extraction Site, Central Plaza, Maintenance Bay, and Mess Hall levels, at the title screen enter DOWN, UP, LEFT, RIGHT, RIGHT, LEFT on the Wii-mote. |
Expert/Impossible difficultyTo unlock Expert and Impossible difficulties, beat Chapter 10, "Secrets & Salvation". |
Changing weaponsYou can switch weapons during game play by exiting to the Main Menu and selecting the Weapon Selection screen. However, you will lose your previous weapons and start out with the default ammo for the weapon of choice. |
Hidden messageTake the first letter of each chapter and arrange them in order to spell out the sentence "Warren Lies". |