it is gonna be a massive cluster
Heres's a train of thought: Who, if anyone, goes over to the side of the Others? We know from Craster that they can and will reach some type of an accord with humans.
My guess is that if anyone goes that route, the best candidate is Ramsey. Maybe even Roose if things are going against him really badly and his back is against the wall (so to speak).
Oh, and since the North just seems to be so darn Scottish
, how great would it be if we saw some Schiltron fighting formations. If they did that and did it right, I'd be one happy viewer: