- 10
- Clean House
- Defeat Corstilax without any pools of Nightwell Energy expiring in the Arcway on Mythic difficulty.
Clean House is an achievement earned by defeating Corstilax in The Arcway on Mythic difficulty without letting any pools of Nightwell Energy expire during the encounter.
Patch changes[]
Patch 7.0.3 (2016-07-19): Added.