Watch the Alpha Intro Cinematic Trailer for Marathon, an upcoming sci-fi extraction shooter developed by Bungie. Take an early look at the Runner Reboot sequence for the game that goes into the mechanics of the Runners themselves and how they will be used to scavenge the lost colony of Tau Ceti IV for fortune, power, and answers to Tau Ceti's secrets. Players can sign up for the Closed Alpha now running from April 23 to May 4, with Marathon launching on September 23 for PlayStation 5 (PS5),