Windows is only "easy" because you're used to it. Coming to it fresh, windows 11 is such a shit show sometimes.
Minecraft works on Linux,
FFXIV works on Linux (it works on the steam deck which runs Linux, so it will work natively just like in windows),
Steam itself works on Linux just the same.
I use URL check , intercepts clicks and share action and lets you prune out the extra parameters. And other features.