With Blizzard's Wrath of the Lich King NDA out of the way, there has been the inevitable flood of information about the new expansion hitting the streets. One of the most sought-after pieces of information is anything about the new class being introduced, the Death Knight. Massively has a great summary, with video examples, of the three different avenues available to the Death Knight. From the AE strengths of unholy, to the life-stealing blood tree, to the control of the frost tree, it seems that this new juggernaut is certainly going to be a force to be reckoned with.