StarCraft II's storyline was a sci-fi real-time strategy game developed and published by Blizzard Entertainment. The story takes place in a universe era ruled by three superpowers, two of which have been at war. The protagonist of the story was an alien race called the Zerg. They lived in a universe called the Dark Star Field. The creatures on this planet were very weak and helpless. Only the Zerg could survive. In the story, the Zergs discovered a technology that could change their bodies. This technology could make the Zergs very powerful. In order to master this technology, the Zerg decided to invade the planet where humans lived and tried to make human technology and civilization fall far behind them. In this war, the humans must unite and use their technology and resources to fight the Zerg. In the end, humans successfully defeated the Zerg and restored peace in the universe. StarCraft 2's storyline was very exciting and imaginative. It was a very good game.