cs_assault_upsilon — Counter-Strike 1.6 Hostage Rescue
Free Hostage Rescue · No download · No install · Instant play
cs_assault_upsilon is a Counter-Strike 1.6 Hostage Rescue map. It belongs to the cs_* hostage-rescue family; we carry 196 cs_* maps in all, each with a genuine overview. You'll find the full cs_assault_upsilon overview here — play it free in the browser, nothing to download or install.
Were you looking for cs_assault? cs_assault_upsilon is a server variant of it — the cs_assault page has the full overview and map details.
How cs_assault_upsilon plays
cs_assault_upsilon is a Hostage Rescue map. CTs push into the hostage rooms, use +use to collect each hostage, and lead them to the rescue point. Terrorists defend the hostages and lock down the approaches. Rescuing all hostages wins the round for the CTs. On Combat Skirmish it runs directly in your browser through WebAssembly — click Play and you are dropped straight onto a live public server, no Steam account or download required.
Counter-Strike 1.6 servers that play cs_assault_upsilon
Public Counter-Strike 1.6 servers cycle cs_assault_upsilon in and out of rotation. Open the in-browser server browser to see which servers are running cs_assault_upsilon right now and jump in — no Steam, no download. Open the server browser →
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Related reading: beginner tips, the history of Counter-Strike and how a 1999 game runs on a web page.