This page contains Dead Space Extraction Unlockables for Nintendo Wii called "Expert and Impossible Difficulty" and has been posted or updated on Oct 6, 2009 by ben10. Let us know what you think of this Unlockable by thumbs voting.
Expert and Impossible Difficulty
You have to finish Chapter 10- "Secrets & Salvation"- to unlock Expert and Impossible Difficulty modes for play in Story Mode.
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