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Batman: Arkham City
GFWL
Achievements
Leaderboard
Forum
240,017
Achievements Earned
13,066
Players Tracked
64
Total Achievements
17,138
Obtainable EXP
1,350
Gamerscore
247
100% Club
Serial Killer
Track down the serial killer
20
18.55%
Rare - 126.00 EXP
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