Brewers' Christian Yelich Reacts to Controversial Jacob Misiorowski News originally appeared on Athlon Sports. Milwaukee Brewers starting pitcher Jacob Misiorowski is in his first MLB season after being called up in June. The 23-year-old rookie sensation has overwhelmed hitters so far with a triple-digit fastball and devastating breaking pitches.

The 23-year-old Misiorowski has made just five starts for the Brewers, going 4-1 with a 2.81 ERA while averaging 99.3 mph on his fastball, with 89 pitches that have reached 100 mph.

The Brewers contain a young pitcher who is rising to fame. 23-year-old starter Jacob Misiorowski became an All-Star after just five starts.