On 0 servers with real players. Checked 03:24 UTC.
zm_carl is a zombie map, made for Zombie Plague and similar mods. It is not one of the maps that come with the game, so servers send it to players when they join.
Over the last 30 days zm_carl was the #681 map on CS 1.6 Steam servers, with <1 real players on it at any moment on average - 0% of everyone playing. It ran on about 0 servers with real players at a time. Right now 0 people play it on 0 servers. It is busiest on Tuesday around 06:00 UTC and quietest on Monday around 00:00 UTC.
Right now 0, on 0 servers from the Steam server list. Over the last 30 days it had <1 real players on average at any moment. Fake servers and bots are not counted.
On Tuesday around 06:00 UTC. The grid above shows every hour of the week in your own time zone.
Nobody is playing it right now. Check the hour grid to see when people usually do.
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