As NFL free agency continues, more and more teams are adding big name players in attempt at becoming playoff contenders.
Some attempts will be futile, such as the Carolina Panthers. No matter how many players they sign or re-sign, they aren't making the playoffs this year. But others should prove to be extremely successful.
I intend no disrespect to those that will be unsuccessful, but here are six teams that just became playoff contenders through free agency and trades.