(Photo by Doug Benc/Getty Images)

A lot has been made of the New York Giants offseason acquisitions, especially those made along the defensive line. And why not? After all, the additions of Rocky Bernard and Chris Canty, in particular, give the Giants the best defensive line in the NFL—at least on paper.

But when the season actually begins and these players actually start to produce, it may not be Bernard, Canty, or even linebacker Michael Boley that have the biggest impact for Big Blue.

In fact, the key to their potential defensive success will actually come from someone who was already on the roster, but a player that has been somewhat overlooked because of a very good draft and solid free agency period.

Osi Umenyiora is a lot like a fantastic cleanup hitter in baseball. He's going to give the player in front of him, in this case, Justin Tuck, a lot of protection, and then he'll produce big numbers all on his own.

This isn't a knock on Mathias Kiwanuka, who is a fantastic defensive end in his own right, but he's no Umenyiora. And while he did a good job filling in for Chief Osi last season...

Read more: Giants 101

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