It may be an old adage, but it remains true to this day; football games are won in the trenches.
Sometimes, with all of the points being scored in college football, it is easy to forget that the offensive line plays a major role in how efficient an offense is. And look no further than two-time, defending national champion Alabama to see how important a strong defensive line is to the overall success of a defense.
Some teams are fortunate enough to be strong at the point-of-attack on both sides of the ball. As you might expect, those teams will be hovering around the top of the BCS standings come December.
There are some teams that are strong on one side of the line, whether it is Tennessee's offensive line, or Virginia Tech's defensive line, however, there is a reason they won't be among the nation's best teams in 2013. They struggle in the trenches on one side of the ball.
Will your favorite team dominate the line of scrimmage on both sides of the ball this season? Here are the top-five offensive line/defensive line combinations in college football for 2013.