Blizzard Entertainment, publisher of World of Warcraft, announced today that the game's user base has reached 6 million players worldwide. The company also announced that a Spanish version of the multiplayer title is in the works in addition to the already existing English, German and French editions. From the release: "The Spanish version will represent the fourth language available to players in Europe, making the game accessible to an even wider audience... World of Warcraft's European customer base is currently at more than 1 million players, with the worldwide total now at more than 6 million players."