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XCOM: Enemy Within

Xbox 360
  • 64,379 Achievements Earned
  • 4,839 Players Tracked
  • 30 Total Achievements
  • 7,783 Obtainable EXP
  • 1,000 Gamerscore
  • 352 100% Club
Elite Defense

Beat a new special mission without losing any assets

40
65.36% Common - 132.00 EXP

You have not earned this achievement yet