World of Warcraft was launched by creators Blizzard Entertainment in November 2004, and since then has amassed more than 11 million players across the globe.
Welcome to Azeroth: Just a few of the playable characters from the original version of World of Warcraft Photograph: PRThe game's afoot: Early-level questing in Duskwood, just one of the regions in World of WarcraftPhotograph: PRReady to cast: A player opens their character's spellbook. Most of the World of Warcraft characters have some kind of spellcasting abilityPhotograph: PRGrowth spurt: A "boss" character in the first World of Warcraft expansion pack, The Burning Crusade, which was released in January 2007Photograph: PRTake that: A Blood Elf Mage unleashes a "Frost Nova" spell. The Blood Elves were a new race of playable characters introduced in Burning CrusadePhotograph: PROh my god: In 2007, World of Warcraft had become so successful that it was parodied in an episode of South Park, called Make Love Not WarcraftPhotograph: PRDuel to the death: In the latest expansion pack, Wrath of the Lich King, players have access to a whole range of new siege weaponry and features to aid in combatPhotograph: PRHigher def: The game's designers have created a much more lush and green look for several of the the new regions in Wrath of the Lich KingPhotograph: PRNew kid on the block: Everyone is talking about the Death Knight, World of Warcraft's first hero class, introduced in Wrath of the Lich King Photograph: PRIce ice baby: A female spellcaster character in Icecrown Glacier, one of the colder regions of the new continent NorthrendPhotograph: PR