For a long time, the NFL held the line against alternate uniforms and helmets. You could always predict what the teams would be wearing every Sunday, as

Thanks to the NFL's updated uniform policy, the Baltimore Ravens could wear Purple Rising or All-Black alternate jerseys four times per season.

Great news for fans of the Denver Broncos' throwback uniform: we could see it more often going forward. Last season, the Broncos wore their throwbacks twice and their alternate uniform once as the NFL allowed three total games of either a throwback or alternate design.