Western conference game this season.
1. #2 Gonzaga at #23 BYU (25 combined ranking).
2. #9 Oregon vs. #24 Arizona in week 10 (tie. 33 combined ranking).
2. #16 Oregon vs. #17 Colorado in week 15 (tie. 33 combined ranking).
None of the Mountain West, Big Sky, Big West or WAC have featured a Top 25 matchup.