They publish their single player games to steam. Don’t know about any of their multiplayer ones though.

Even if that’s not the case, the drm is very easy to crack.

Had that happen to me with Last Epoch. At launch the native linux version had graphical issues where as proton ran the windows version almost perfectly.

Same. I am surprised I’ve been able to use it for so long without any issues.

Windows only. It currently has a silver rating on protondb.