Every season, a NFL team's ultimate goal is to win "The Big One." Or, in other words, come away with a win in the Super Bowl.
Trades are one method of accomplishing that lofty goal.
Just think if the San Francisco 49ers didn't make that midseason deal for Defensive End Fred Dean in 1981.
They might not have won two of their four Super Bowls in the 1980s.
And if that Eli Manning-Philip Rivers deal never went down in 2004, the New York Giants might not have defeated the highly-favored New England Patriots in 2007.
Here's a list of the NFL's top 10 trades that helped teams hoist the most sought after prize: the Lombardi Trophy.