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Browse achievements from all expansions including The War Within, Midnight, Dragonflight, Shadowlands, and Classic. Find guides for Glory of the Raider, meta-achievements, PvP achievements, exploration, and more. Track your achievement points and completion progress via Battle.net.
The Antechamber of Ulduar (25 player)
Defeat the bosses of The Antechamber area of Ulduar in 25-player mode.
The Antechamber of Ulduar (25 player) is an achievement earned by defeating the bosses in The Antechamber area of Ulduar in 25-player mode.
Defeat the Assembly of Iron
Enter Ulduar in 25-player mode and defeat the Assembly of Iron boss encounter in The Antechamber area.