Valve and GSC Game World announced that the first chapter of the Heroes of Annihilated Empires trilogy game, will be available via Steam on November 22, 2006 for $39.95. Combining aspects of RTS and RPG genres, Heroes of Annihilated Empires promises 18 heroes, 100 different units, 70 animated buildings, 50 magic items, large-scale battles with up to 64.000 units on the battlefield, completely unique races (units, tech trees, spells, artifacts and buildings), six unique landscapes corresponding to the six nations and many more. A playable demo can be found here.