Not sure for ESO, I'd recommand to use the online searches or the official ESO forums for the Ubuntu + ESO problem.
Found this e.g.:
https://steamcommunity.com/app/30613...9649109655614/
https://www.protondb.com/app/306130
About Minion:
Did you try to search here in the forums for minion linux? I remember there was some thread about some "hints" or updates to get it work by just using the java jar files. You had to install/remove some fonts or change some java settings tomake it work.