Close Combat: Marines is the first version of Close Combat universe made specifically for military training purposes. Forces consist of USMC and OpFor troops. The game was first released in the September 2004, issue of the Marine Corps Gazette.

A commercial version for civilians was made called The Road to Baghdad. In November 2007, Matrix Games released Close Combat: Modern Tactics

Close Combat: Modern Tactics

Close Combat: Modern Tactics is a real-time tactical video game developed by CSO Simtek and published by Matrix Games. The game was released on November 14, 2007....

, an enhanced commercial release of Close Combat:Marines.