ARMA 2 – The Ultimate Military Simulation for PC and Next-Gen Console … Operation Arrowhead Is A Go; Enlist Now! ARMA 2 Update 1.07 released …This is the official compatiblity update for Arma 2: operation Arrowhead from 1.50 to 1.52 bringing all users to the same version of the game. …ARMA 2 Operation Arrowhead Update [...]