The 1999 St. Louis Rams went from 4-12 to a Super Bowl championship in the span of just one year. It was a remarkable accomplishment, especially considering they lost starting quarterback Trent Green to a knee injury in the preseason. Kurt Warner eventually took over, and the rest is history.
As remarkable as that comeback was, the Jacksonville Jaguars can one-up them this season. The Jags finished 3-13 in 2016 but are just two wins away from their first Lombardi Trophy.
We'll take a look at three X-factors for their AFC Championship matchup with the New England Patriots below.