Carlos Martinez throws hard. The St. Louis Cardinals rookie right handed pitcher has showed off his impressive stuff in relief this post-season. In 9.2 innings, he has allowed only four hits, with nine strikeouts and just two walks.
Martinez has always had great stuff. Originally signed by the Boston Red Sox as Carlos Matias (his uncle’s name), his contract was voided over concerns about his age and name, and MLB suspended him for a year. The Cardinals signed him in 2010. In parts of four minor league seasons, he showed off his dominant stuff by striking out nearly a quarter of the hitters that faced him.
He earned a callup on May 3rd of this year. Over the course of 28.1 innings and 21 appearances, Martinez had his moments of effectiveness. His 5.08 ERA was misleading, but his 19.4% strikeout rate was below the MLB average for relievers, as was his 8.6% swinging strike rate.
During the regular season, Martinez’ four-seam fastball averaged 97.6 miles per hour. Only Aroldis Chapman a...