StarCraft II: Legacy of the Void is a standalone expansion pack to the military science fiction real-time strategy game StarCraft II: Wings of Liberty, and the third and final part of the StarCraft II trilogy developed by Blizzard Entertainment. The game was released on November 10, 2015.

StarCraft II: Wings of Liberty is a science fiction real-time strategy video game developed and published by Blizzard Entertainment. It was released worldwide in July 2010 for Microsoft Windows and Mac OS X. A sequel to the 1998 video game StarCraft and the Brood War expansion pack, the game is best known as the original installment of StarCraft II which was later followed by a number of expansion packs. Wings of Liberty has been free-to-play since November 2017.