https://www.gamespot.com/articles/shadow-of-war-guide-7-advanced-tips-to-dominate-mo/1100-6454020/

Middle-earth: Shadow of War has been available on PS4, Xbox One, and PC for a few days now, and if you're anything like us, you'll have carved your way through a healthy chunk of Sauron's army. However, you've probably also run into the tricky Fortress Assaults, seen the intricacies of the game's Nemesis system, and also scrutinised the abilities screen for far too long. They can all be overwhelming in the later stages, which is why we've put together some very useful advanced tips to make things a little bit easier.