Walmart is offering Halo Wars 2 for Xbox One on sale for only $12.99. It's packed with content on both the multiplayer and single-player side, all of which is fun to play. 

The heroes of Halo Wars return to find themselves—and the galaxy—in more danger than ever. Following the events of Halo 5, the all-new story is told in action-packed missions set on the legendary Halo destination known as the Ark. Players will strategically command overwhelming firepower in large-scale battles against a terrifying threat facing the UNSC and all of humanity.