Washington Nationals
Although they have not thrown an MLB pitch in 2026, Ken Waldichuk threw 4,681 pitches that were tracked by the PITCHf/x system between 2022 and 2025, including pitches thrown in the MLB Regular Season and Spring Training. In 2025, they relied primarily on their Fourseam Fastball (92mph), also mixing in a Change (83mph), Curve (79mph) and Slider (81mph).
In 2025, compared to other LHP:
Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, has some natural sinking action, has essentially average velo and results in somewhat more flyballs compared to other pitchers' fourseamers. Their change dives down out of the zone and results in somewhat more flyballs compared to other pitchers' changeups. Their curve is slightly harder than usual and has slight glove-side movement. Their slider generates more whiffs/swing compared to other pitchers' sliders and results in somewhat more flyballs compared to other pitchers' sliders.