The Southeastern and Big 12 conferences' announcement Friday of a bowl game between their champions revived the possibility of a "plus-one" title game after the bowls, Pac-12 commissioner Larry Scott told The Wall Street Journal. Scott called Friday's announcement of the new postseason pairing a "game-changer."

The so-called Big 12/SEC "Champions Bowl," to start after the 2014 season, is similar to the Rose Bowl, which traditionally has paired the Big Ten and Pac-12 champions. A national-title game that matched the Champions...