PREORDER GMT Games - Space Empires Replicators exp reprintReplicators is the second expansion to Space Empires: 4X. There are 4 major parts to this expansion: Replicators: Von Neumann Machines (or Replicators) are self replicating machines. They have been added to the game and may be played by one player in the game. So much more than just adding a 5th player they add an empire that plays completely differently than a normal empire. It's simpler to play but has its own challenges and difficulties. They