The Council Wars is an expansion pack for Dark Colony and adds 16 additional missions, new graphics, units and more. New things you will find are crashed flying saucers, Taar fortress markings, and even Area 51. There is a new rattlesnake species that you can capture and use and much more. Continue your work to eradicate the humans as you play the alien Taar, or to destroy the aliens as you play as a human.