Crippling Anguish

Description
For 8...18 seconds, target moves 50% slower and suffers health degeneration of 1...3. This is an elite skill.

Acquisition

 * Thunderhead Keep (Mission): Signet of Capture, Fury Stonewrath
 * Salt Flats: Signet of Capture, Yxthoshth
 * Frozen Forest: Signet of Capture, Barl Stormsiege