Hell Let Loose is an online multiplayer military FPS focusing on being a realistic war-game simulator. Work in tandem with yours and allied platoons to control the 100-player battlefield on a macro level and bring home victory, available for Windows.
Quartermaster: Coordinate the use of your various resources to be as efficient and effective as possible.
Forward March: Travel across several diverse locations like open fields, towns, and forests each with their own set of capture points to control.
Theatre of War: Don't expect excessive run-and-gun tactics to be enough, think instead of utilizing large scale operations to outmaneuver your enemies.