Fire Emblem Engage is available now for Nintendo Switch. Nintendo has now released a launch trailer that not only shows what the story is about, but also focuses on the innovations in the fights. If you want to do without spoilers completely, you should be careful.
If you want to learn more about the game, you can take a look at our review. Not only the spectacular staging is praised there, but also the new mechanics in the battles, which provide more tactical depth.