This was a requested hack, if you want a hack, simply post a comment on this post:

http://elitehackerspro.blogspot.com/2008/02/requests.html

How to use this hack:

1) Start up GunZ
2) Choose a server
3) Choose a character
4) In the lobby, minimize the game, go to Xzibition folder and click on inject.exe
5) Once injected your good to go!

Warning:

You must hit ALT+5 before leaving a game or GunZ will crash.

Commands:

Alt+F = Throw Flash grenades at 0 delay
Alt+K = Float
Alt+G = Throw Regular grenades at 0 delay
Alt+S = Throw Smoke grenades at 0 delay
Alt+A = Infinite Ammo ( Client Side )
Alt+O = Speed hack
Alt+W = Sky Jump
Alt+Q = Force game end
Alt+M = Enable name spoofing ( Must edit Spoof.txt before using this ) ( to disable hit again )
Alt+T = Disable Game Time
Alt+D = 0 delay Dagger
Alt+J = Less delay on swords
Alt+Y = 999999 hp
Alt+K = Increase your HP by 100 ( For every time you hit Alt+K )
Alt+5 = Turn off all hacks ( MUST DO BEFORE LEAVING ROOM )

Download
Xzibition