The newest issue of the "PLAY" magazine includes an eight pages preview of GTA IV. The article takes a closer look to the multiplayer mode and we could find these facts:
The Game contains many modes, and only a few can support the maximum of 16 players. The editors of the magazine noticed a pedestrian spraying graffiti on a shop. There will be lots of moments like that. Time of day, vehicle classes, traffic, weapon types, where the match is located, the weather type and the density of policemen are options that the administrator can choose. You can customize your online character. Sunglasses, hats, tops, trousers and more can be unlocked. Play more to unlock more. As we had previously heard, multiplayer can be started from your phone during single player action. You can select the 'Multiplayer' option, then game types and then invite your friends.