Classic Nintendo (NES) and Super Nintendo (SNES) games are available to be played on Nintendo Switch. All you need is a Nintendo Switch online subscription and download the NES and SNES app to your Switch in order to access the games.
Not all games are available but classics like Super Mario Bros, Metroid, Zelda and Donkey Kong can be played. The online membership includes access to a curated library of classic games. It also include added online functionality so you can compete or cooperate with friends.
Full list of online NES games >
Full list of online SNES games >