This page contains Protothea Unlockables for Nintendo Wii called "Harder Difficulty" and has been posted or updated on Jun 6, 2008 by vhayste. Let us know what you think of this Unlockable by thumbs voting.
- Developer: Digital Builders
- Publisher: Ubisoft
- Genre: Action Shooter Scrolling
- Release Date: Jun 2, 2008
- ESRB: Everyone
Finish the game once.
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