With the Big Ten Championship matchup set between Ohio State and Northwestern, it didn’t take long for early betting lines to surface.

BetOnline.Ag released an early lines for this weekend’s game. They have the Buckeyes favored by -20 over the Wildcats.

That’s the biggest spread of any conference title game being played on Dec. 19. Both Alabama (-14 over Florida) and Cincinnati (-14 over Tulsa) are also double-digit favorites.

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The over/under is currently set at 59.5, which is the second lowest total for conference title games next weekend. Only Cincinnati-Tulsa (46.5) has a lower total right now.

BetOnline has not released odds for the Pac-12 title game because that matchup has not yet been finalized.

Ohio State and Northwestern met in this game in 2018 as well, with the Buckeyes winning 45-24. Quarterback Dwayne Haskins threw for 499 yards and five touchdowns in the victory.

OSU was a consensus 14-point favorite in the 2018 conference championship.