The main structural change in the campaign is tied to the narrative. Both aspects of the game have seen significant changes. When it comes time to fight, you will go into a turn-based mission where you order a squad of 4-6 soldiers to move around and shoot at things in service of completing a variety of objectives. You fiddle around with managing a base, where you must worry about research, building new structures, recruiting soldiers and managing resources. The broad strokes of XCOM 2’s campaign mirror those of previous entries. Some missions force you to extract all soldiers individually if you want them to escape