I asked for one gift for Christmas. I got it, thanks to my immediate family. Here is the trailer for it.
The point the Son made upon seeing it was “Oh, great. Now Ner’zhul is free on Azeroth. Here is a decent twenty minute video on the subject of Ner’Zhul. If you just want the short version of the lore, Ner’zhul’s soul was trapped in the helm of the Lich King. Was trapped, is trapped no longer.
So we have that question to ponder on, as well as what role Bolvar will play in the next expansion, if he plays any role at all. In any case, I’m looking forward to the day when the expansion goes live. It should be interesting, now that Sylvanas has shown what she thinks of the paltry power of the Lich King.