What about this scenario:
ISU wins out and wins the Big 12 Championship. Georgia wins out and beats Bama in the SEC Championship. Clemson, Michigan and Notre Dame all win out. Playoffs include Georgia, Clemson, Michigan and Notre Dame.
ISU vs Alabama in the Sugar Bowl.
ISU wins out and wins the Big 12 Championship. Georgia wins out and beats Bama in the SEC Championship. Clemson, Michigan and Notre Dame all win out. Playoffs include Georgia, Clemson, Michigan and Notre Dame.
ISU vs Alabama in the Sugar Bowl.