Arcane Orb (item)

Arcane Orb is a reward from the following quests:
 * The Balnir Farmstead which begins with Anastasia Hartwell in the Undercity.
 * Mirror Lake (quest) which begins with Jennea Cannon in Stormwind City.
 * Mage-tastic Gizmonitor which begins with Bink in Ironforge.
 * Control which begins with Semid in Azure Watch.