Fate Rune of Primal Energy
From WoWWiki
250250- Fate Rune of Primal Energy
- Binds when picked up
- Item Level 80
- Use: Regain 1% of your total mana any time that you deal a critical with a spell. Cannot fire more than once every 6 seconds. May only be used within Icecrown.
- 1 (Expendable) Charges
This item is a reward from the quest 
[80] Reading the Bones which requires you turn 15 Vrykul Bones to The Bone Witch in Icecrown.
Notes
Most Vrykul in Icecrown will drop the bones you need to turn in.
