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Batman: Return to Arkham - Arkham City
Xbox One
Achievements
Leaderboard
Forum
528,379
Achievements Earned
28,768
Players Tracked
70
Total Achievements
19,412
Obtainable EXP
1,500
Gamerscore
456
100% Club
Serial Killer
Track down the serial killer
25
17.33%
Rare - 127.00 EXP
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