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Achievement

The Secrets of Ulduar (10 player)

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The Secrets of Ulduar (10 player)
The Secrets of Ulduar (10 player)
Lich King Raid
 
Defeat every boss in Ulduar in 10-player mode.
 
Criteria:
- The Antechamber of Ulduar
- The Descent into Madness
- The Keepers of Ulduar
- The Siege of Ulduar
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