I run a 10 year old ASUS-Netbook wit MX-Linux. I tried to start Celestian Tales
but discovered [...]
since this game uses the Unity game engine there should be a log file named Player.log, which may have some more information what exactly doesn't work.
The log file is normally located under:
so for this game i would guess:
~/.config/unity3d/Ekuator Games/Celestian Tales Old North/Player.log
or something similar