The 2013 NFL season will mark a new era, as two of the best players in history have retired. Ray Lewis and Brian Urlacher dominated the league for the past decade at inside linebacker and are without question first ballot Hall of Famers. They changed the NFL with their physicality and freak athleticism, and their indisputable talent will be missed.

But there is plenty of fresh talent at the position though. Here's a ranking of the scariest inside linebackers in the NFL today:

-- Follow Patrick Bates on Twitter @pbates13.

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