While we love to talk quarterbacks, laud the ability of wide receivers and debate the future value of the running back position, most football fans know one simple truth.
Games are won and lost in the trenches.
If your offensive line gets banged up, you'd better have replacements. A guy who can move all across the line is worth his weight in gold.
In today's NFL, if you aren't at one of the "skill" positions, you're always a bad series away from being replaced. Offensive linemen in particular have a short shelf life if they are merely average and often have a "blink-and-you-miss-it" career if they are below average.
The guys who aren't the elite—the lunch-pail, blue-collar guys—make their bones by being reliable and flexible. Versatility is the name of the game in the NFL, and the more things you can do well, the longer your career. Here are five guys who have shown the ability to fill in wherever and whenever their teams have needed them.