Tee Worlds
A retro multiplayer shooter
Teeworlds is a free online multiplayer game, available for all major operating systems. Battle with up to 16 players in a variety of game modes, including Team Deathmatch and Capture The Flag. You can even design your own maps!
DL & More info:
http://www.teeworlds.com/
FTW :T
If you want' i can make server "TheMaveSite" or something so we can play together & advertise at the same time =]