A mysterious invitation leads to the attic of an abandoned house. In the room is a cast-iron safe laced with strange carvings and on top, a note from your distant companion. It promises something ancient and astonishing concealed in the iron chamber - you need only find a way in.
It’s Steam Deck verified. Install Steam and Proton and go for it.
Yup. I’ve played it on Proton years ago (Proton 3?) so if anything it must run even better now