Irvine-based videogame maker Blizzard Entertainment has launched a new StarCraft expansion title, StarCraft II: Heart of the Swarm. According to Blizzard, the new game can be purchased at retail stores throughout the U.S., Canada, Europe, Russia, South Korea, Australia, New Zealand, Southeast Asia, Mexico, Chile, Brazil, Taiwan, Hong Kong, and Macau. Blizzard said it will announced plans for mainland China in the future. The title costs $59.99.