WoW Achievements — Browse All Achievements
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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.
Cathedral of Eternal Night
Defeat Mephistroth within the Cathedral of Eternal Night.
Cathedral of Eternal Night is a dungeon encounter where you must defeat Mephistroth to earn this achievement.
Defeat Mephistroth
Enter Cathedral of Eternal Night and defeat the boss Mephistroth to complete the achievement.