Deal with the Chosen on both the strategy layer and in tactical battles (the Chosen need to be enabled in the campaign Advanced Options/Second Wave Options).Watch as ADVENT reacts to your actions by strengthening regions (making missions more difficult) and sending retaliatory strikes on your havens.Send out multiple squads at a time, adjusting the equipment and composition to make sure they can infiltrate in time.Use those haven rebels to detect missions for you, which you must then infiltrate before they expire.Build up the resistance by contacting regions and recruiting rebels in their havens.Here's a quick summary of the major differences from the vanilla game: It is a complete overhaul of the vanilla game that attempts to make campaigns more engaging, longer and more challenging. Long War of the Chosen is a port of the original Long War 2 mod by Pavonis Interactive to XCOM 2's War of the Chosen expansion.