It works on Wine if you install mono, dxvk, and (winetricks) vcrun2022, before launching the game installer. Tested with GloriousEggroll release 8-10, but I expect others would work as well. You could probably play it with Proton by adding it as a non-Steam game. It's built with Unreal Engine.
Next day edit: Looks like Lutris has an install script for it now.
I’ve been playing in private beta with the Lutris script just fine. Particle effects are a little visually glitchy but everything is running great, I’ve even streamed it on twitch some.