zm_office_undead — Counter-Strike 1.6 Zombie Mod
Free Zombie Mod · No download · No install · Instant play
zm_office_undead is a Counter-Strike 1.6 Zombie Mod map. As a zm_* map, it joins 1072 other zombie-survival maps in that family that we host with a real overview. The full zm_office_undead overview is on this page; play it free right in your browser, no install needed.
Play zm_office_undead nowBrowse serversHow zm_office_undead plays
zm_office_undead is a Zombie Mod map. Humans buy weapons and weld or block chokepoints to hold off the horde; zombies use speed and knockback-resistant health to break the line. Survive to the end of the round as a human, or infect everyone as a zombie. 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 zm_office_undead
Public Counter-Strike 1.6 servers cycle zm_office_undead in and out of rotation. Open the in-browser server browser to see which servers are running zm_office_undead right now and jump in — no Steam, no download. Open the server browser →
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