Battlefield 2 is a first-person shooter with some strategy and role-playing game elements. The single-player aspect features missions that involve clashes between U.S. Marines, China and the fictional Middle Eastern Coalition. The multiplayer aspect of the game allows players to organize into squads that come under the leadership of a single commander to promote teamwork.
The story takes place in the early 21st century during a fictional world war between various power blocs: China, the European Union, the fictional Middle Eastern Coalition (MEC), Russia and the United States.
The game takes place in different fronts, as the Middle East and China are being invaded by US and EU forces, and the United States is being invaded by Chinese and MEC forces.