I've ported the Debian-native installer for commercial games assets
with integrated support for automated downloads from Steam or GOG.com.
Almost all ScummVM games are supported, along with FPS with free engine etc...
& the shareware versions of these games.
As I haven't been an active SuSE user myself since 2000;
I'd be glad like if someone picks this up.
List of games:
Sample spec file I wrote for Fedora:
The commit that did added SuSE support:
The whole code base weight 7000 lines of python3 code and does a lot of stuff
(recursive archives checksuming, extraction & download, generate .desktop files etc...)
This probably wants to live in https://build.opensuse.org/project/show/games:tools
Open Build Service (OBS) is an openSUSE project.