The winning entry in 2009′s Dream.Build.Play competition, Dust: An Elysian Tail, will be playable at Microsoft’s Xbox Live Arcade booth at PAX East next weekend. The news was announced via the developer’s Twitter account. The game should be completed before the end of the first half of 2012, and more updates on the title are to be revealed in the months leading up to release on XBLA. The game’s announcement trailer is posted here. Thanks, IndieGames.