wget https://github.com/GloriousEggroll/proton-ge-custom/releases/download/GE-Proton9-27/GE-Proton9-27.tar.gz
cd ~/.local/share/lutris/runners/wine/
mkdir lutris-GE-Proton9-27-x86_x64
tar xzf ~/GE-Proton9-27.tar.gz
mv GE-Proton9-27/files/* lutris-GE-Proton9-27-x86_64/
Now open Up Lutris and change the Game launcher options to Proton9-27 .. Welcome Back Guys