The Lions and Chiefs are in a tier of their own odds-wise, thanks to their 15-win seasons and accordant first-round byes. But both have nagging concerns that, if you squint hard enough, begin to look a lot like vulnerabilities. Will any of their potential opponents through the postseason be able to capitalize on those vulnerabilities?

All eyes remain on the Kansas City Chiefs and their chase for a historic third straight Super Bowl title. The regular season is done and through a series of close wins, combined with a strong finish before Week 18,