Check this out: https://www.army.mil/standto/archive_2014-05-19/ https://www.army.mil/standto/archive_2014-05-19/ Allegedly it's made by the same developers as

Check this out: https://www.army.mil/standto/archive_2014-05-19/ https://www.army.mil/standto/archive_2014-05-19/ Allegedly it's made by the same developers as the ARMA series, which if you want to talk about open-ended military simulators... whistles mightily