Personally, I can't wait. I love this game.
You can read the full press-release here.
From the announcement:
Gary Games, a top industry gaming company, today announced the launch date of the newest addition to their Ascension deck-building game line, Ascension: Immortal Heroes. The latest expansion will be available on Nov. 5, 2012 through its website, Ascensiongame.com and select local retailers. The new product developed by Gary Games will retail for $29.99* and is the second set to supplement Gary Games full size expansion, Ascension: Storm of Souls, released in Jan. 2012.