World of Warcraft: Cataclysm - Patch 4.3: Hour of Twilight Trailer

In patch 4.3, Thrall and the noble Aspects will call upon the Horde and the Alliance to help them retrieve the artifact--no longer in existence--from the distant past. Those brave enough to face the challenge will embark on a perilous journey from Azeroth's apocalyptic End Time to the Dragon Soul's point of origin during the catastrophic War of the Ancients. If the heroes succeed, an even more harrowing battle awaits them in the present....
World of Warcraft: Cataclysm patch 4.3 is finally here, and we're pleased to present you with the official patch trailer!