https://store.steampowered.com/app/33930/Arma_2_Operation_Arrowhead/

Language: Russian, English, etc.

Arma II: Operation Arrowhead is a standalone product and does not require the installation of the original Arma II.

STEAM KEY GLOBAL+RUSSIA STEAM KEY LICENSE

Three years after the conflict in Chernarus depicted in the original Arma 2, a new conflict has matured in the area of the Green Sea, and coalition forces led by the US Army are being sent to Takistan to quickly restore peace and prevent further civilian casualties.
You will be able to try yourself in the roles of various soldiers of the US Army: from a simple infantryman to a special forces soldier, pilot or tanker in the new part of the famous series of military simulators for PC from Bohemia Interactive.

With 10 years of experience and continuous work on the engine, Arma 2: Operation Arrowhead boasts the world's most realistic open-field battles. It simulates the physics of the real world, the interaction of materials, the temperature of objects, complementing all this with the change of day and night in real time and dynamic wind, as well as various weather effects of the environment.

Arma 2: Operation Arrowhead is a standalone product and does not require the original Arma 2.

NEW GAME CONTENT: A new campaign, both for single player and for co-op play. A wide variety of new training missions, single-player scenarios and multiplayer mods.