WoWDB

Progress on this achievement is shared account wide.

Defeat every boss in Icecrown Citadel in 25-player mode.

Criteria

• Storming the Citadel
• The Plagueworks
• The Crimson Hall
• The Frostwing Halls
• The Frozen Throne

Series

1. Fall of the Lich King (25 player)

2. Heroic: Fall of the Lich King (25 player)