With Missouri's withdrawal from the Big 12 and admission to the SEC effective July 1, 2012, the future of the rivalry became uncertain.

[5] In November 1940, a genuine Indian peace pipe was donated by Dr. John S. Knight of Kansas City to become the traveling trophy of the rivalry.

The peace pipe, in the form of a tomahawk, belonged to Chief White Eagle of the Pawnee tribe.

Records indicate that the tradition continued through 1974, but the peace pipe exchange did not take place in 1975.

OU's senior associate athletic director, Kenny Mossman, has indicated that Oklahoma officials have conducted an extensive search of their archives for historical items, and the peace pipe has not been located.

[6][7][8] The Tigers were the Big 12 North's representative to the 2007 Big 12 Championship Game where they faced Big 12 South representative Oklahoma in a rematch of the regular season game of October 13 at the College GameDay broadcast at Oklahoma Memorial Stadium in Norman, Oklahoma, won by the Sooners 41–31.

Missouri came into the game ranked #1 in the AP Poll and BCS standings.