That's changing ATM as well, but i wouldn't say a lot.

It's like about ~10 of the biggest multiplayer games that's unsupported because of kernel level anti cheats. P much every other games work.

If you're in doubt about the compats of a specific title, check protondb :)

Everyone should be able to enjoy their life without the curse of microslop and the hauntings of it's pharaoh Gill Bates