Many of the game's features were presented during the demo. These features include: multiplayer, the upgraded Geo-mod system, new weapons, vehicles, a brief plot preview, among others. At the 2008 Penny Arcade Expo, a demo of the multiplayer element of the game was shown. The demo showed off the game mode "Team Anarchy", and "Damage Control", as well as some backpacks that the player can equip for certain powers. In mid-2008, Volition opened a private multiplayer beta to Microsoft to see ...