• Needle-Encrusted Scorpion
• Item Level 232Disenchants into:
  [Abyss Crystal]: 1-2
• Binds when picked up
• Unique
• Trinket
• Requires Level 80
• Equip: Improves critical strike rating by 114.
  Equip: Chance on melee or ranged critical strike to increase your armor penetration rating by 678 for 10 sec.
• Sell Price: 11 39 40

Source

This item drops from Devourer of Souls in the Heroic version of Forge of Souls.

Patch changes

• Patch 3.3.0 (08-Dec-2009): Added. 
  

External links

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