Harkening back to simpler times, hearing Enter Sandman signal Mariano Rivera entering to close out a game seemed so settling. Fast forward to last season which featured a team in the World Series which used 12 different pitchers to record at least one save during the regular season. Then, a pitcher who did not notch a save during the regular season, Pete Fairbanks, led the team in saves during the postseason. It's the Tampa Bay way. 

Baseball remains a copycat sport with teams imitating others paths to success. Since the Rays build up bullpen depth each year without overpaying a "closer” using fluidity in high leverage to maximize match-ups, competitors take note. Add in analytics favoring this approach and finding a reliable...