Titan Quest: Immortal Throne Expansion Pack Details

FiringSquad has posted a few more details about the unannounced Titan Quest: Immortal Throne expansion pack, based on what new information they garnered from PC Gamer's Holiday 2006 issue.
The Holiday 2006 dated issue of PC Gamer magazine has the first concrete info on the upcoming Titan Quest expansion pack from developer Iron Lore and publisher THQ. The expansion's title will be Titan Quest: Immortal Throne and will contain about 10 to 15 hours of additional gameplay with over 30 new quests, 20 new monsters, a new Dream Mastery system that adds eight additional classes to the game and more.