Blizzard be hoping t' push the first StarCraft 2 expansion, Heart a the Swarm, out the door during the first half a 2013. Blizzard head Mike Morhaime made the announcement during Activision's earnings call, saying the studio be "working hard towards a first half 2013 launch."

Heart a the Swarm be set t' add several improvements t' StarCraft 2, including multiplayer progression 'n new social features.