Portal 2
Steam
- 5,877,386 Achievements Earned
- 313,652 Players Tracked
- 51 Total Achievements
- 8,873 Obtainable EXP
- 14,892 100% Club
Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
8.20%
Very Rare - 454.00 EXP
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