Survivor

 is a mechanical element in The Sandbox Evolution.

Summary
There are four types of survivors (2 male and 2 female).

Uses

 * The Survivors are a victory condition.
 * They need to be led to the Rescue Truckby the hero to win the level

Trivia

 * Survivors can also be used to make clever "E.Fail" circuits in more complex player-created worlds.