 Announced at E3 2009 , Halo : Reach is a prequel to the main trilogy and Bungie 's last Halo game . Players control Noble Six , a " Hyper Lethal Vector " who is one of the members of the Spartan squad " Noble Team " as they defend Reach against the Covenant . The ending of the game leads directly into the events of Combat Evolved . The game was released on September 14 , 2010 . 
