And if you want to know, if a game works, check protondb.com . It's for proton, so steam, and includes a steam deck section. And many games, that don't have a native linux version, come with great tips on how to make them run, if a game does not run with proton out of the box. Most just need a different proton version, which is three clicks to change in steam.
Hey, next Saturday I'm gonna teach my 9 year old niece how to make tiramisu (without alcohol and with decaf...), what a coincidence.