World of Warcraft
World of Warcraft (WoW) is a massively multiplayer online role-playing game (MMORPG) released in 2004 by Blizzard Entertainment. It is the fourth released game set in the "Warcraft" fantasy universe. "World of Warcraft" takes place within the "Warcraft" world of Azeroth, approximately four years after the events at the conclusion of Blizzard's previous "Warcraft" release, "." The game was announced in 2001, and was released for the 10th anniversary of the "Warcraft" franchise on November 23, 2004. Since launch, "World of Warcraft" has had seven major expansion packs released for it: "", "", "", "", "", "", and "".
World of Warcraft: Cataclysm
On October 4, 2010 Blizzard officially announced the release of Cataclysm for December 7, 2010. The expansion was made available as Standard Edition, Collectors Edition and as a new digital download from the Blizzard Online Store. The digital version of the game has been made available for pre-purchase through Battle.net, and gives gamers the opportunity to play the new expansion pack the moment the servers go live (at 12:01am PST, December 7).