Take the Eye of Twilight to Low Shaman Blundy at Thundermar in Twilight Highlands.
Provided Item:
Description
Very well then, <race>. You have purchased my services in blood. Take me back to the "Low Shaman" of Thundermar.
Oh yes, I already know where you're taking me. Blundy's meager, ale-soaked abilities are trivial. But you - you fascinate me, <race>. With my sight and your abilities, imagine the havoc we could unleash into this pathetic world together...
Reward
Also, you get:
18
Progress
You again? Wot? You bring me somethun'?
Completion
You found one? A gen-u-ine Eye of Twilight? Lemme see.
Oh Gods. It's lookin' at me. It's lookin' right back!
I need a drink. Can you face that thing toward the wall or somethin'?
Gains
Upon completion of this quest you will gain:
Additional Information
