At long last, championship week is here. College football's regular season has wrapped up -- except for next week's Army–Navy game -- and it's time to crown league champions across the country ahead of Sunday's College Football Playoff bracket reveal.

What happens Saturday will give the selection committee its final data points before it slots teams into the 12-team postseason field. The action starts at noon Eastern with a Big 12 Championship Game rematch between No. 4 Texas Tech and No. 11 BYU. The Red Raiders routed the Cougars 29-7 on Nov. 8, and BYU will be seeking revenge in a game with major national stakes.

If BYU wins, the Big 12's chances of landing two CFP bids will skyrocket -- bad news for bubble teams like Notre Dame, which can only watch on Saturday. The SEC Championship G

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