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Left 4 Dead

Xbox 360
  • 2,914,004 Achievements Earned
  • 120,803 Players Tracked
  • 65 Total Achievements
  • 14,979 Obtainable EXP
  • 1,500 Gamerscore
  • 2,660 100% Club
Pyrotechnician

Blow up 20 Infected in a single explosion.

20
77.20% Common - 42.00 EXP

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