Czech edition of OXM:World in Conflict: Soviet Assault is the official name of the console edition and PC expansion pack, and add a brand new campaign (including playable Russian side), EndWar-like voice commands, new multiplayer maps (10 players only instead of original 16), and new units (chronoplane, boats).
According to online retailer PLAY, WiC: Soviet Assault is scheduled for Oct. 2008.