Galactic Civilizations II: Dark Avatar is the expansion pack for Stardock's award-winning hit strategy game, Galactic Civilizations II: Dread Lords. This expansion pack not only adds the usual content that expansion packs tend to do such as new opponents, new units and a new campaign. It also greatly expands the game play of Galactic Civilizations II.Stardock's goal with Galactic Civilizations II: Dark Avatar is to vastly expand the game play. It doesn't want players to have to wait until some future sequel to get these cool new features.