As a group crammed with performers continues to ride the tail of a comet toward the playoffs, the most significant change agent has been … a 21-year-old rookie. Who started the season at age 20.

13 and Bryce Miller ... on WAR. Miller finished the season with a 3.4 bWAR (Baseball Reference WAR) and a 2.8 fWAR (FanGraphs WAR). Miller improved on his 4.32 ERA from his rookie season in ...