How to install zzero_underground in CS 1.6?

Download the zzero_underground 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 zzero_underground right now?

Currently 0 servers are playing zzero_underground. The map has been played a total of 183 times across 1 servers.

What type of map is zzero_underground?

zzero_underground is a Other map for Counter-Strike 1.6.

Other

zzero_underground

Servers playing now

Total servers

Times played

183

Last played

Oct 23, 2026

Download from GameBanana Similar maps

Servers playing zzero_underground0

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

Daily activity

Daily totals from Jul 13 to Oct 19, 2026

Servers that played zzero_underground recently

1 server ran zzero_underground in the last 90 days.

Server	Rounds played	Last seen
zonaZerO \| Zombie Apocalypse \| discord.gg/YjZjbnw	29	Oct 19, 2026

How to install zzero_underground

Download the zzero_underground.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 zzero_underground

zzero_underground is a map for Counter-Strike 1.6. It has been played 183 times across 1 servers. Last played on October 23, 2026.