Marshawn Lynch
Lynch had some great seasons with the Bills but then his form began to drop. Most experts thought it was a typical example of a great running back falling off a cliff. But then he joined the Seahawk and the move West revived his career. He was one of the most exciting players in the league.

Fans loved when he entered ‘Beast Mode’ and rampaged across the field. Lynch won a Super Bowl with the Seahawks and forged a great relationship with Russell Wilson. He also had another unexpected career revival after he quit unretired to join the Raiders (via NFL.com).