Boston Red Sox
Although they have not thrown an MLB pitch in 2025, Brad Keller threw 13,567 pitches that were tracked by the PITCHf/x system between 2018 and 2024, including pitches thrown in the MLB Regular Season and Spring Training. In 2024, they relied primarily on their Slider (86mph) and Cutter (94mph), also mixing in a Splitter (89mph) and Sinker (93mph). He also rarely threw a Curve (82mph).