State of Decay: Lifeline (2014)

State of Decay: Lifeline puts you into the boots of Greyhound One, a military unit sent into a zombie-infested city to rescue the team of scientists who can put an end to the outbreak. Lifeline features a new map, new characters, and a new way to play: Defend your base against hordes of zombies, using the best military equipment and personnel your unit can scrape together.