World of Warcraft: Mists of Pandaria arrives September 25th

Blizzard has confirmed that the fourth expansion pack for World of Warcraft, Mists of Pandaria, will be available for the PC and Mac on September 25th, 2012.

Available for a suggested retail price of $39.99/£29.99, the expansion pack will be available at retailers or as a digital download directly from Blizzard's World of Warcraft website for the same price. A special Collector's Edition packed with bonus items will also be available exclusively in retail stores for a suggested retail price of $79.99/£59.99.

In addition, for the first time, World of Warcraft players have the option to purchase a special Digital Deluxe version of the expansion containing the in-game bonus items from the Collector's Edition. The Digital Deluxe version is available to download directly from WorldofWarcraft.com for $59.99/£39.99. Players who purchase the standard edition digitally or at retail will also have the option to upgrade to the Digital Deluxe version at any time (for as long as the standalone Digital Deluxe version remains available) for an additional $20/£10.

The Digital Deluxe version of Mists of Pandaria includes a full digital copy of the expansion along with the following exclusive in-game bonus items:

World of Warcraft In-Game Mount: Take to the skies of Azeroth astride the mystical Imperial Quilen flying mount.

World of Warcraft In-Game Pet: Journey across Pandaria with the Lucky Quilen Cub at your side.

StarCraft II Battle.net Portraits: Bring the Horde and Alliance rivalry to the far reaches of the Koprulu sector with exclusive Infested Orc and Night Elf Templar Battle.net portraits.

Diablo III Banner Sigil and Accent: Display your status as a hero of Pandaria with the iconic markings of World of Warcraft's newest playable race, the pandaren.

The Collector's Edition of Mists of Pandaria includes the full version of the game, the exclusive bonus items (below) and the in-game content from the Digital Deluxe version (above):

Behind-the-Scenes DVD and Blu-Ray: Learn about the creation of Pandaria with this two-disc set featuring over an hour of commentary, insider interviews, and developer roundtables.

Collector's Edition Soundtrack CD: Experience 20 orchestral pieces from Mists of Pandaria.

The Art of Mists of Pandaria Book: Explore this 208-page hardcover tome featuring never-before-seen pieces from the expansion, from early concepts to final 3D renderings.

Chen Stormstout Mouse Pad: Equip your desk with this special-edition mouse pad featuring the legendary pandaren brewmaster.