Craig Kimbrel. He is 30 years old, was drafted by the Braves in 2008 and then spent the following seven years in the organization, making his major league debut in 2010. He signed a four-year deal with the club in 2014 with a 2018 team option. After a trade, Kimbrel was a member of the San Diego Padres in 2015 and then was with the Boston Red Sox from 2016 to 2018. He has been one of the top closers in baseball since his debut, accumulating 19.0 fWAR and amassing 333 saves in over 532 innings pitched.