• Eidolon Talisman
• Item Level 59Disenchants into:
  [Large Brilliant Shard]: 1 (99.5%)
  [Nexus Crystal]: 1 (0.5%)
• Binds when equipped
• Neck
• +15 Shadow Resistance
  +9 Stamina
• Requires Level 54
• Sell Price: 2 88 53

Source

This item drops from:

• Eldreth Spirit in Dire Maul
• Eldreth Phantasm in Dire Maul
• Eldreth Spectre in Dire Maul
• Revanchion in Dire Maul
• Eldreth Apparition in Dire Maul

Patch changes

Patch 1.3.0 (07-Mar-2005): Added. 

External links

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