These charts made by Reuben Fischer-Baum of Regressing (an offshoot blog of Deadspin) give you a great idea of the make up of the four teams left in the playoffs as they show what team is really compiled of free agents (Dodgers) and which team has taken a more "home grown" approach . Check them out and read the story over at Regressing. http://bit.ly/17KDBXV
These charts made by Reuben...
photo: Cardinals