Batman: Arkham Asylum
Xbox 360
- 2,427,431 Achievements Earned
- 96,165 Players Tracked
- 47 Total Achievements
- 8,183 Obtainable EXP
- 1,000 Gamerscore
- 6,451 100% Club
Complete one predator challenge by using only Silent Takedowns and without being detected
10
19.14%
Rare - 271.00 EXP
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