GunGame is a style of gameplay originally made popular by cagemonkey. The objective is to get a kill with every weapon in the game in order, starting put with the measly Glock, and working your way up through the shotguns, assault rifles, etcetera, until you reach the final level: the knife. 
Download :
Full Package - Recommended!
*Zip Version (w/ new sounds) (.zip, 784.9 KB, 17,025 downloads)
Installation :
The easiest way to install GunGame is to simply unzip the full package (gg_212_full.zip) into your server's mod directory (cstrike/ or czero/). Actually, this is the only way to install GunGame. You will still have to add a line to your addons/amxmodx/configs/plugins.ini file that reads gungame.amxx
