aww, shucks, i only get to play on a relative's Switch on saturdays. I can play SSBU, but i have no idea how to play it online and have never played online.
you said relative if they live with you ask them can you download Fortnite or fall guys since those are the only games I got that's online that is on Switch.
all the games I play are Fortnite, halo infinite, star wars battlefront 2, Minecraft, forza horizon 5, rec room