• Mok'Nathal Mask of Battle
• Item Level 115Disenchants into:
  [Large Prismatic Shard]: 1 (99.5%)
  [Void Crystal]: 1 (0.5%)
• Binds when picked up
  
• Mail
• Head
• 530 Armor
• +23 Agility
  +21 Stamina
  +21 Intellect
• Durability 70 / 70
• Requires Level 70
• Equip: Increases attack power by 30.
  Equip: Improves hit rating by 19.
• 

Source

This item drops from Lieutenant Drake in the Escape from Durnholde Keep in Caverns of Time under Heroic difficulty.

External links

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