How to install c21_unkwn_v3 in CS 1.6?

Download the c21_unkwn_v3 map file (.bsp), place it in your Counter-Strike 1.6 "cstrike/maps" folder (usually at C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps), and restart the game. The map will appear in the map selection menu or you can join a server running it.

How many servers are playing c21_unkwn_v3 right now?

Currently 0 servers are playing c21_unkwn_v3. The map has been played a total of 105 times across 1 servers.

What type of map is c21_unkwn_v3?

c21_unkwn_v3 is a Other map for Counter-Strike 1.6.

Other

c21_unkwn_v3

Servers playing now

Total servers

Times played

105

Last played

Apr 11, 2026

Download from GameBanana Similar maps

Servers playing c21_unkwn_v30

No server is playing c21_unkwn_v3 right now. Browse the server list

How to install c21_unkwn_v3

Download the c21_unkwn_v3.bsp map file from GameBanana or another trusted source.
Locate your Counter-Strike 1.6 installation folder. The default path is: C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps\
Copy the .bsp file into the maps folder. If the download includes .wad or .res files, place them in the cstrike folder.
Restart Counter-Strike 1.6. The map will appear in the map list, or you can connect to any server running it from the server list.

About c21_unkwn_v3

c21_unkwn_v3 is a map for Counter-Strike 1.6. It has been played 105 times across 1 servers. Last played on April 11, 2026.