From the announcement:
Mantic Games is pleased to announce that a fantastic selection of new Kings of War releases are now available in stores, just in time for the Edge of the Abyss global campaign. From new heroes, to giant monsters and useful accessories, there's something for everyone.
The Edge of the Abyss global campaign – hosted by Beasts of War – starts on August 21st. Players will be able to decide the fate of Mantica, and the official map of the world will change depending upon the results. This is a fantastic opportunity for Kings of War fans to get involved and shape the future of the narrative.