ARMA 2: Operation Arrowhead (ARMA 2: OA ; stylized as A RM A II: Operation Arrowhead) is a standalone expansion pack to Bohemia Interactive's tactical shooter MilSim. Building on 10 years of constant engine development, ARMA II boasts the most realistic combat environment in the world. It models real world ballistics & round. Latest News Arma 2: Operation Arrowhead Update 1.63 June 30, 2014 Bohemia Interactive is pleased to announce the release of update 1.63 for Arma 2: Operation. ArmA II: Combined Operations is a bundle that includes both the original ArmA II and the massive ArmA II: Operation Arrowhead expansion. ARMA II — The 27th U.S. Useful links: Buy Arma 2: Operation Arrowhead online Buy Arma 2: Combined Operations online Download the demoDevelopers pages Arma 2 forums Community wiki Three. LEA - Loadout Editor For Arma 2 Combined Operations & ACE 2 by [S.o.E] Team - Sons of Exiled Ok this has never happened to me before, so I'm downloading arma 2 Combined operations from steam. This includeds arma 2 and arma 2 operation arrowhead. Arma 2: Combined Operations / Operation Arrowhead / Reinforcements is a patch for the tactical military shooter Arma 2. It requires an original copy of the game, and. ARMA 2 is a military simulation video game for Microsoft Windows, developed by Bohemia Interactive. It is the official sequel to the Operation Flashpoint series. Reviews. PC Gamer US - 82% - EDITOR'S CHOICE - ARMA 2 Operation Arrowhead - Redeployed August 2010 issue - Thermal options and other combat toys make Operation.