The NFL playoffs are finally upon us, and the Chiefs' quest for a three-peat will lead the headlines as things get underway. Here are five teams with the best chance to prevent the Chiefs from making history.

We break down everything you need to know about every team in the postseason, including the X-factors that could make all the difference.

It’s all about pass blocking, making big plays on offense and finding a way to beat the Chiefs, who are on a quest for a historic three-peat.