Tue, May 19, 2009 | 15:40 BST
Halo Wars: Strategic Options Add-on Pack now on Live
The Halo Wars: Strategic Options Add-on Pack is now available on Xbox Live.
It contains the three new game modes: Keepaway which is a capture the flag game; Tug of War sees who can field and maintain the strongest army; and Reinforcements allows you to adapt your tactics with waves of troops.
The add-on will run you 800 MS Points ($10).
More from The Major here.