IOS is a first and third person online multiplayer soccer game that aims to be the online equivalent of great console soccer games but with a true multiplayer teamplay experience. IOS requires Half-Life. You can join a public game of IOS at any time during a match or you can create your own. When you join the server you will be asked to select a team then you can select the position that you wish to play.
Beta v4.0 March 2005 by Mark Gornall and Phil McClenaghan Added mp_clubteams 0=international only, 1=both, 2=clubs only. Added mp_pickupeasy 0/1 off/on...