Many of the mod's new mechanics are described ingame in the XCOM archives. Long War 2 is a significant overhaul of XCOM 2 aimed at giving players the feel of running a worldwide guerrilla war against ADVENT and offering them a greater variety of strategic and tactical experiences. It’s a sequel to classic Long War for XCOM: Enemy Unknown.
Long War 2 is a mod for XCOM 2, created by Pavonis Interactive.