"There was once a dark age when players were herded like cattle down rigid gaming paths - and Bohemia Interactive Studios were the Che Guevara types who set them free."
Videogamer.com

Player-driven story

Role-playing and resource management elements. Command your troops through a branching campaign full of twists and surprises.

Extensive multiplayer

Play the entire solo campaign cooperatively or dive into huge PvP battles for control of the whole map.

Mission Editor

The Intuituive, powerful mission editor lets you design your own missions in minutes or create intricate and unique campaigns. Infinitely extend the game!

Authentic weapon simulation

Bullet ballistics and deflection, material penetration, real-world magazine capacity, tracers, ammunition types and stopping power.

Unique AI

No scripts, no pre defined pathways. AI adapt and use the open environment on the fly. AI share information, flanking and taking cover to surprise and outsmart players.

Dynamic conversation system.

ArmA 2 integrates preset conversations with dynamic queries about the game environment. Talk to soldiers in the field and civilians caught up in the fighting. Soldiers shout and use hand gestures based on real world military doctrine.