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Rock Band 2

Xbox 360
  • 735,401 Achievements Earned
  • 48,152 Players Tracked
  • 50 Total Achievements
  • 12,067 Obtainable EXP
  • 1,000 Gamerscore
  • 1,088 100% Club
Groove Assassin

Beat the Impossible Bass Challenge

20
13.64% Very Rare - 288.00 EXP

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