Pittsburgh Pirates
Mitch Keller has thrown 6,061 pitches that have been tracked by the PITCHf/x system between 2019 and 2022, including pitches thrown in the MLB Regular Season and Spring Training. In 2022, they have relied primarily on their Fourseam Fastball (96mph), Slider (85mph) and Sinker (94mph), also mixing in a Curve (79mph) and Change (91mph).
In 2022, compared to other RHP:
His fourseam fastball generates a high number of swings & misses compared to other pitchers' fourseamers, has some natural sinking action, has well above average velo and results in somewhat more groundballs compared to other pitchers' fourseamers. His slider sweeps across the zone, has exceptional depth and results in somewhat more flyballs compared to other pitchers' sliders. His sinker results in many more groundballs compared to other pitchers' sinkers and has well above average velo. His curve has an exceptional bite and generates fewer whiffs/swing compared to other pitchers' curves. His change is thrown extremely hard, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' changeups, is basically never swung at and missed compared to other pitchers' changeups, has slight armside fade and has some natural sink to it.