Blizzard has announced that, for a limited period, Wings of Liberty and the Swarm will be available at half price and the final chapter of the saga, Legacy of the Void, you willdiscounted by 25%. The third chapter, Legacy of the Void, introducing additional content such as how Cooperative missions, where you can step into the shoes of masters such as Swann, orange blossom, Vorazun and Karax and competitive action non-stop automated tournaments. Also, if you purchased an episode 1, you will have access to 1 against any ladder to how Archon against A.i. and A.i. team against this special offer is valid from 11 to 18 May.Release Date: November 10, 2015