Wrath of Lich King's Blue Eye of Sauron
The world of Warcraft (and subsequently World of Warcraft) owes a lot to Lord of the Rings ... but this is outright thievery! We jest, of course, but The Eye of Acherus does bear a striking resemblance, palette swap notwithstanding, of a certain bling-seeking, fiery ocular orb. The folks at WoW Insider have more on how the orb is used in questing.
In other WotLK news, check out what WI is dubbing the quintessential Death Knight armor set.
Gallery: Wrath of the Lich King: The Eye of Acherus
Gallery: Death Knight Blue Rewards