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Look at last season for a second. It can easily be stated that not many people expected Alfred Morris to finish among the top rushers in the NFL or both Bobby Wagner and Casey Hayward to contend for Defensive Rookie of the Year honors.

First-year starters at the quarterback position represented 25 percent of those under center when the playoffs rolled around.

Meanwhile, the likes of Eli Manning and Drew Brees led struggling clubs to disappointing seasons.

Such is the nature of the NFL, and 2013 promises to be no different.

There will be certain stars who break out big time. They'll catch the football world by surprise and show everyone why their team valued them in the first place.

Here is a list of 13 potential breakout stars heading into the 2013 season.