ESPN: Best of the NCAA Second-Best

The 2016 national championship game featured a remarkable comeback victory for the Clemson Tigers over the Alabama Crimson Tide, concluding with a go-ahead touchdown with only one second left on the game clock. It wasn't just a battle between the two best teams this season, but two of the best teams of the past 10 seasons according to our opponent-adjusted drive efficiency ratings.

Here's our countdown of the five best teams of the past decade that fell short of winning the national championship.