|Location||Halls of Winter, Ulduar|
- Main article: Hodir (tactics)
Karr Greycloud is a tauren druid part of the Hodir encounter in Ulduar. He, along with his party is trapped in blocks of ice and must be freed to help against the frost titans attacks. If the raid is in the 25man version of Ulduar then he will be replaced by Tor Greycloud.
- Moonkin Aura — While in Moonkin Form, increases spell haste of all party and raid members within 100 yards by 5%.
- Wrath — Blasts an enemy with lightning, inflicting Nature damage.
- Patch 3.1.0 (2009-04-14): Added.