Arizona Diamondbacks
Zac Gallen has thrown 14,907 pitches that have been tracked by the PITCHf/x system between 2019 and 2025, including pitches thrown in the MLB Regular Season, the MLB Postseason and Spring Training. In 2025, they have relied primarily on their Fourseam Fastball (93mph) and Curve (81mph), also mixing in a Change (86mph) and Slider (87mph). He also rarely throws a Cutter (89mph).
In 2025, compared to other RHP:
Their fourseam fastball has essentially average velo and has slightly less natural movement than typical. Their curve generates an extremely high number of swings & misses compared to other pitchers' curves, has a sharp downward bite, is slightly harder than usual and has primarily 12-6 movement. Their change dives down out of the zone, generates a high number of swings & misses compared to other pitchers' changeups and is slightly firmer than usual. Their slider is an extreme flyball pitch compared to other pitchers' sliders, generates more whiffs/swing compared to other pitchers' sliders and is much harder than usual. Their cutter is an extreme flyball pitch compared to other pitchers' cutters and has strong cutting action.