They Are Billions
Xbox One
- 2,235 Achievements Earned
- 353 Players Tracked
- 26 Total Achievements
- 12,685 Obtainable EXP
- 1,000 Gamerscore
- 10 100% Club
Win a Survival game (Score Factor >= 100%) with no casualties. No Attack Towers allowed.
60
5.10%
Very Rare - 898.00 EXP
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