NFL fans are excitedly awaiting the start of the highlight of the NFL offseason, the start of free agency, on March 8th. On this day, teams can start to contact superstars like Michael Bennett, Eric Decker, and Henry Melton. However, as history shows, big free agent acquisitions do not add up to wins. Instead, it is the underrated, under the radar free agents who sign relatively small contracts that make a huge difference in the season. This is the countdown of the five most underrated free agents that, like Michael Bennett last season, end up being a key factor to a team’s success.