Blizzard Entertainment announced that World of Warcraft has reached more than 12 million subscribers around the world almost six years after the massively multiplayer online RPG's launch. The popular online title reached this milestone shortly after the launch of its Wrath of the Lich King expansion in mainland China (following a number of issues with local government regulators), and two months before the European and North American release of its Cataclysm expansion. World of Warcraft's ...