There's no way to know exactly how shortening overtime by five minutes will alter the NFL's future, or its recent past. But we can try.

How exactly did the Rams' Greatest Show on Turf, spearheaded by offensive coordinator Mike Martz, kick off an NFL revolution? It all started with Don Coryell and the San Diego State Aztecs.

Sure, the Falcons blew a 25-point lead in the Super Bowl, but it's nothing that this young group of guys can't overcome. Look for them—and new, surprising contenders—to make their presence known this season.

Long before the Cavs even existed, Cleveland was at the center of the sports world, with the Browns and the Indians on title marches. The attention only intensified when the city's biggest star became embroiled in a sensational murder trial that riveted the nation.