‘Mutant Storm Empire,’ the follow-up to the popular ‘Mutant Storm Reloaded‘ is now available in the LIVE Arcade for 800 MS Points.  You can go it solo or enjoy co-op and competitive multiplayer locally or over LIVE.  Explore the four worlds featuring 16 levels all in HD 3D graphics.  Practice your “blastikkidoo” and get ready to enjoy unlocking the 12 Achievements starting today.