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Portal 2

Xbox 360
  • 1,503,044 Achievements Earned
  • 77,106 Players Tracked
  • 50 Total Achievements
  • 7,309 Obtainable EXP
  • 1,000 Gamerscore
  • 4,820 100% Club
Vertically Unchallenged

Master the Repulsion Gel

15
60.89% Common - 65.00 EXP

You have not earned this achievement yet