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Rock Band 2

Rock Band 2 Achievements

The Final Countdown

15
Unlock an Impossible Challenge

You just have to play through the challenges of a certain instrument until you unlock the last challenge, the Impossible Challenge. This is comprised of the hardest songs for that instrument.

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User Comments
Comment #1 by Coitey
Monday, May 30, 2011 @ 05:51:19 PM

How do you unlock an impossible challenge?

Comment #2 by ShadeHunter
Wednesday, June 08, 2011 @ 10:21:17 PM

@#1: You just have to go through the challenge tiers on Challenge mode in tour, then get to the Impossible ones. Really easy to unlock, not so easy to beat...


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Game Info
Developer:
Harmonix Music
Publisher:
MTV Games
Genre:

Release:

US September 16, 2008

ESRB: Everyone
Collection:4253
Wishlist:222
 
 
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