I really enjoyed playing on my SteamDeck, this is a perfect fit! I am so hyped for the full game release!
For people interesting in doing the same :
- Proton 9.0-4
- Game Resolution set to 1280x800 (in Properties)
- Launch option set to -fullscreen (in Properties)
- Frame Limit to 60 FPS (in Performance)
- TDP Limit to 4 Watts (in Performance)
- Manual GPU Clock to 200MHz (in Performance)
- Mouse Only layout with mouse sensitivity down to 65% (in Controller Layout)
I also added quickly done custom artwork so it doesn't feel off in my library. Here they are:

