This package includes 2 cdkeys,Arma 2 cd key and Arma 2 operation arrowhead cd key

Built on over 10 years experience, Arma 2 thrusts you into the heart of the most realistic military simulation ever developed, featuring cutting edge technology, vast, detailed environments and authentically modeled units, weapons and vehicles. Combined Operations brings together the award-winning Arma 2 and the stand-alone expansion; Arma 2: Operation Arrowhead where each game can be played separately or combined for the ultimate military combat experience.

Features

Arma 2

• Command your troops through a branching campaign full of twists and surprises
• The game simulates various aspects of combat and environment effects from bullet ballistics, material penetration, ammunition types and stopping power to weather conditions
• Explore 225 square kilometers of highly detailed landscape
• Play the campaign in cooperative mode or join massive multiplayer battles with up to 50 players
• Advanced AI: no scripts, no predefined pathways, units react on game situation
• Intuitive, powerful mission editor with a dedicated creative online community

Arma 2: Operation Arrowhead

• New story campaign for both SP, Coop and MP gameplay with a wide range of new tutorials, single scenarios and multiplayer modes
• 3 new Central Asia-style large maps, including urban, desert and mountainous terrain featuring a fully destructible and interactive environment
• Multiple factions from all sides including US Army, United Nations, Takistani Army and Guerrillas making a collection of 300+ new units, weapons and vehicles
• Fully integrates with the original Arma 2 for unmatched warfare simulation
• Detachable backpacks with equipment, thermal imaging and new weapons optics, remote real-time simulation of Unmanned Arial Vehicles (UAV), and much, much more