Dark Aura

Description
For 30 seconds, whenever target ally sacrifices Health, Dark Aura deals 5...41 shadow damage to adjacent foes, and you lose 5...17 Health.

Acquisition

 * North Kryta Province: Quest, Graven Images
 * Henge of Denravi: Trainer, Master Scout Kiera
 * Quarrel Falls: Trainer, Sorim