• Harnessing Shadows
• Item Level 60Disenchants into:
  Not disenchantable
• Unique
• This Item Begins a Quest
• Classes: Warlock
• Requires Level 54
• "Tales from the Blasted Lands as told by Lady Sevine."

Harnessing Shadows is a quest starting item that leads to the Warlock version of the Royal Seal of Eldre'Thalas written by Lady Sevine.

Source

Harnessing Shadows drops from all bosses in Dire Maul, and can be found inside of Dusty Tomes in Dire Maul.

Harnessing Shadows as a Quest Objective

•  [60D] Harnessing Shadows

Content

"Diversity." - Harnessing Shadows by Lady Sevine

Patches and hotfixes

Patch 1.3.0 (07-Mar-2005): Added 

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB