Washington Nationals
Although they have not thrown an MLB pitch in 2024, Daniel Mengden threw 6,126 pitches that were tracked by the PITCHf/x system between 2016 and 2023, including pitches thrown in the MLB Regular Season and Spring Training. In 2023, they relied primarily on their Fourseam Fastball (92mph) and Cutter (89mph), also mixing in a Slider (82mph), Change (85mph) and Curve (75mph).
In 2023, compared to other RHP:
Their fourseam fastball has essentially average velo and has slightly less natural movement than typical. Their cutter generates fewer whiffs/swing compared to other pitchers' cutters and has strong cutting action. Their slider sweeps across the zone, has below average velo, results in somewhat more groundballs compared to other pitchers' sliders and has some two-plane movement. Their change is a prototypical pitch with few remarkable qualities. Their curve has below average velo, generates more whiffs/swing compared to other pitchers' curves, has a sharp downward bite and has slight glove-side movement.