Every year, we see those handful of players buried deep on the depth chart one year, become stars the next.
There are many circumstances as to why this happens, but the biggest reason is because of players in front of them leaving via free agency, being traded, or retire.
That's where these guys come in. I'd like to call them "the replacement."
Many times, teams will lose a star player, and instead of finding another start in free agency to replace him, they use someone they already have on their roster to fill that need.
Here are some of my breakout-candidates for the 2010 NFL season.