This weeks XBLA Friday release is Tower Defense style game Anomaly Warzone Earth, you attack instead of defend.

Anomaly Warzone Earth – 800 :MSPoints: – Marketplace

The award-winning Anomaly Warzone Earth comes to Xbox Live Arcade, with loads of exclusive XBLA content! Experience the innovative Tower Offense formula where you are the attacking side. Be captivated by a new approach to strategy designed specifically for gamepad. Take on the role of the Commander whose special abilities are crucial in the quest for victory. Manage your armor squad’s tactics – choose your formation and plot your course. Gather resources for new units and upgrades. Jump into a variety of modes – story campaign and two Squad Assault Modes. Become the strategy master by solving puzzles in Xbox-exclusive Tactical Trials levels. Enjoy extraordinary mixture of strategy and action packaged in great visuals and atmospheric sound!