Specialists are also the only ones who can leave the colony to interact with the world map. While you can turn ordinary colonists into defenders with your guard posts, your specialists will always be far more adept at fighting.

Hero Unit: Your specialists function as this.The colony quickly discovers that the bunkers were also meant to survive an approaching apocalypse, and the colony has to start up the work again if there's any hope of preserving what little knowledge still remains. They failed, miserably, and the governments decided to abandon the projects in favor of petty warfare over dwindling resources. Fling a Light into the Future: It's revealed in the main quest that the governments that survived the first part of the cataclysm attempted this, building enormous doomsday bunkers to preserve large swathes of people and pre-collapse knowledge.Detonation Moon: The central story mission reveals this was the impetus for the apocalypse, with a large asteroid shattering a corner of the moon, causing devastating meteor showers and magnetic storms across the globe that persist into the game's current day.

Cozy Catastrophe: Going further and further into the game's tech tree allows for more luxurious things to be added to your colony, such as heated houses,plumbing,movie theatres and arcades.

Surviving the aftermath game