Online Play – Battle it out or cooperate with players online in compatible games like Splatoon 2, ARMS, Mario Kart 8 Deluxe, Mario Tennis Aces, and Super Smash Bros. Ultimate
Nintendo Entertainment System - Nintendo Switch Online – Enjoy a selection of classic NES games with newly added online play. You can compete (or cooperate) online with friends, share your screen, or virtually pass the controller, depending on the game. With the Nintendo Switch Online smartphone app, you can also voice chat during your play sessions.
Save Data Cloud – Back up your game save data to the cloud. This makes it easy to retrieve your game data if you lose your system or start using a new one.