Every NFL team has at least one weakness. It's impossible for teams to be flawless in the salary-cap era, and in a season that has repeatedly made us ask whether there are any great teams, it's not difficult to believe that even the league's top playoff contenders can be exploited by the wrong matchup or opponent.
With the playoffs a month away, let's take a look at the contenders and their weaknesses before identifying which possible playoff opponents in their conference are best suited to go after those weaknesses (names in bold for each team).