It hardly seems like it’s already been one full year since the launch of Runic Games' RPG, Torchlight. But the sleeper hit of a game recently celebrated its first birthday and Runic Games is celebrating the occasion with a special 50% off sale on the game. From now through October 29th, 2010, players can buy Torchlight for only $10. With the sequel still in development, this is a good time to pick up the game and see what Torchlight is all about. If you’re curious to know more about the game, be sure to check out our full Torchlight review.