Drone (Classic) The Drone is the Zerg’s worker unit, used to gather resources such as minerals or Vespene gas. They are also used to morph into various Zerg structures. Zergling (Classic) The Zergling ...

Overlords can add creep and place Nydus Wurms that work as channels and lets in a lot of units. It looks like an overlord drop, but a major Zerg invasion because people can keep coming. We're being ...