Warhammer Online: is a massively multiplayer online role-playing game based on Games Workshop's Warhammer Fantasy setting. It was developed by Mythic Entertainment and simultaneously released in North and South Americas, Europe, Asia, Australia and New Zealand on September 18, 2008.The game revolves around the continual worldwide conflict that the Warhammer Fantasy setting is known for, and the game is geared toward ongoing, constant war laced with dark humor.