| Unit name | Description |
|---|---|
| Darwinian | A small humanoid-shaped polygon. It wanders around the map, but can be directed by officers to station buildings. In the later game, it is even equipped with weaponry. |
| Squad | A main fighting unit. Initially composed of three units but can be upgraded to contain more members. Can be equipped with grenades, rockets, or airstrike beacons. |
| Engineer | A support unit that allows collecting spirits and reclaiming buildings. |
| Officer | A Darwinian that can be used to give orders to other Darwinians. The additional orders become available as research progresses. |
| Armour | A vehicle capable of transporting Darwinians. It is also capable of being converted into a battle cannon, a stationary turret that is garrisoned by 4 Darwinians and shoots at enemies. |
| Control Tower | A control tower will allow the use of nearby buildings. It flashes red if inoperable, and yellow after they are reprogrammed by an engineer. |
| Radar dish | Used for short-range transportation across an area. It allows transporting within line-of-sight of another radar dish in range. |
| Incubator | Used to convert souls into Darwinians. |
| Trunk Port | Provides a two-way link between locations. |