'Edit: Wait, you're not new. Oops. I'd say if you're confident in your ability to persevere and take the time and effort to get into Morrowind, do Morrowind. Otherwise, Oblivion is great too.'
Well, not too new. I have a couple hundred hours on Skyrim (doesn't everyone
), but I've never played, seen, talked about, or know anything about the other games :/