This page contains Super Mario Galaxy Unlockables for Nintendo Wii called "Unlock Luigi" and has been posted or updated on Nov 12, 2007 by hayden0430. Let us know what you think of this Unlockable by thumbs voting.
Collect all 120 Stars then go back to Rosalina at the Comet Observatory and fight Bowser again. Luigi will be unlocked as the main character after the credits.
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