I havn't heard of that one. Sounds really cool!
I have been following
Morrowind Rebirth for a long time now. Its one of the largest modifications of Morrowind.
One way to see if Morrobilivion works is to try it out.
Sounds like you will need Oblivion installed first.
Here is a step-by-step guide on installing Oblivion in PlayOnLinux:
Oblivion GuideKind of an old guide, I'm sure newer versions of Wine will work even better.
Then download/install Morrowblivion and see if it runs.
I've read that mods run fine in PlayOnLinux.