tdp limit : 5 gpu clock 400 need a lot of tinkering 1 : Run the game once, it will close by itself 2 : go to desktop mode and follow this tutorial https://www.youtube.com/watch?v=kaf0CIx19Rg&t=1s (yes, even if it's not the same game) 3 : launch the game once WITH PROTON-GE 4 : once you see the splash screen, exit the game and revert to default proton 5 : you need to launch the game in desktop mode in order to log to your gog account, this is a one time process 5 : you can finally play