Blizzard Entertainment® today announced that World of Warcraft®, the company's highly acclaimed subscription-based massively multiplayer online role-playing game (MMORPG), has surpassed two million paying subscribers worldwide*. As the game's worldwide population continues to grow, so does the game itself: Blizzard recently introduced the highly anticipated player-vs.-player (PvP) Honor System and the game's first two Battlegrounds, Alterac Valley and Warsong Gulch. These new PvP battlefields offer a variety of fast-paced combat and some of the most valuable rewards yet seen in the game.