: Command everything from simple partisans and Metro Police to massive Striders, Manhacks, and mortar synths. System Requirements
: Play as the Resistance (Rebels) or the Combine . Each has unique tech trees, units, and base-building mechanics. In specific modes, you can even play as Antlions . Lambda wars Download PC Game
: While it is technically a mod, you do not need to have Half-Life 2 or Alien Swarm installed to play it; Steam will automatically handle any necessary engine files. : Command everything from simple partisans and Metro
is a free, standalone real-time strategy (RTS) game that reimagines the iconic war between mankind and the Combine from the Half-Life 2 universe. Originally developed as a mod for the Alien Swarm engine branch, it has evolved over 14 years into a polished, full-fledged RTS experience available to everyone for free. How to Download and Play In specific modes, you can even play as Antlions
: Capture and upgrade control points to gather resources like scrap metal and requisition points.
Because it uses a branch of the Source Engine, the game is highly accessible for most modern and even older PCs: