Microsoft has released a trial version of Age of Mythology: The Titans, allowing you to play a portion of this recently released expansion pack. Here's what the 311mb download includes "In the trial version, you assume the role of the mighty Atlantean god Kronos as you advance through the third age on the random map The Marsh or play the tutorial and first scenario of the brand-new single player campaign". You don't need to own Age of Mythology to play the demo.