Pretty good pitcher, that Mariano Rivera. But here's Off Base's look at why he might not be as great as he's being made out to be on the eve of his retirement.
From K-Rod to Mariano to Joe Nathan, many closers are having dominating seasons. Jim Caple isn't impressed.
Why do so many closers enter the game to heavy metal? Maybe it's time for a few to switch things up, writes Jim Caple.