It was a top-10 matchup in January and it will be a top-10 matchup on Sunday’s regular-season finale between No. 3 Michigan and No. 8 Michigan State.  But the fierce Mitten State rivals aren’t playing for anything materially in Ann Arbor: The Wolverines already locked up the Big Ten title and NCAA Tournament seedings are all but set for the two of them.  What they are playing for, however, is the pride and history of this rivalry. A Wolverines win would give them the best record a Big Ten team