Blizzard is preparing to deploy the 2.0.4 patch for StarCraft II: Wings of Liberty, the last major patch before Heart of the Swarm, which will implement many of the changes teased for the expansion. A new interface, the new training modes, and the new replay features will all become available. Basically, everything except the new campaign, the new XP system, and the actual HotS multiplayer units will be included. Read on for specifics.
The official list of changes specifies:
The patch is set to go out "in a few days," which would mean sometime early next week. If you're still not sure what to expect, have a look at our previews of the new interface and the new matchmaking tools .