Honestly, you probably don’t even need to check them. If they’re Steam Deck Verified, they’ll probably just work. If they’re Steam Deck Playable, they’ll probably just work (most common issues are controls or small text, neither is an issue on desktop/laptop).
You honestly only need to check protondb if you have an issue, or maybe if you’re buying a game that’s “Unsupported” or something. 9/10 times, just clicking Play will work fine if it’s a single player game.
Check your favorite games on this website that tells how well it runs on Steams on Linux, you may have surprises. https://www.protondb.com/
Honestly, you probably don’t even need to check them. If they’re Steam Deck Verified, they’ll probably just work. If they’re Steam Deck Playable, they’ll probably just work (most common issues are controls or small text, neither is an issue on desktop/laptop).
You honestly only need to check protondb if you have an issue, or maybe if you’re buying a game that’s “Unsupported” or something. 9/10 times, just clicking Play will work fine if it’s a single player game.