Microsoft Store has Titanfall for Xbox 360 on sale for only $4.99, shipped free. Requires Xbox Live subscription.
From one of the co-creators of Call of Duty and other key developers behind the Call of Duty franchise, the entirely multiplayer Titanfall is set in a distant frontier torn apart by war. You have the freedom to switch between fighting as an elite assault pilot or an agile, heavily armored, 24-foot-tall Titan.