Defense Grid: Containment DLC Steam Gift - discussion

Defense Grid: Containment DLC Steam Gift Platform: Steam Release Date: 23 Jan 2013 Product Description Requires Defense Grid: The Awakening on Steam in order to use. Defense Grid: Containment is the all-new expansion to the award-winning tower defense game: Defense Grid: The Awakening. Built from a successful Kickstarter campaign with thousands of backers, Defense Grid: Containment provides players with many hours of new content including 8 new maps, a new story, two new characters (voiced by
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