|The subject of this article was removed from World of Warcraft in patch 6.0.2.
- Patch 6.0.2 (2014-10-14): Removed.
- Patch 4.0.1 (2010-10-12): No longer causes damage. Duration increased from 6 to 10 seconds. Focus cost removed.
- Patch 3.0.2 (2008-10-14): Added.