Mythos started out as an action RPG, created by the lead developers of Diablo and Torchlight. It was created to test the network technology for Hellgate: London, and ended up being more fun than the game it was built to test. After a long hiatus, Mythos is set to return as an MMO. A closed beta is about to start, and we've got 150 keys to give away. Read on for your chance to win.