Sierra Studios announced today that Ground Control: Dark Conspiracy, the official expansion to Ground Control, is now available free of charge through a special offer. Owners of the original Ground Control can fill out the free offer form at the Ground Control: Dark Conspiracy Web site, and the form can also be found in specially marked boxes of Ground Control. A shipping and handling fee of US$4.95 is required. Ground Control: Dark Conspiracy features new single-player and multiplayer real-time strategy missions, as well as a new third faction with unique units.
For more information about Ground Control, read our in-depth review of the game. To find out more about Ground Control: Dark Conspiracy, take a look at our Q&A with lead designer Tom Smith of High Voltage Software, the studio that developed the expansion.