Arizona Diamondbacks
Zac Gallen has thrown 16,432 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 (87mph), Slider (88mph) and Cutter (89mph). He also rarely throws a Sinker (92mph).
In 2025, compared to other RHP:
Their fourseam fastball has less armside movement than typical and has essentially average velo. Their curve generates a 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 and is slightly firmer than usual. Their slider results in more flyballs compared to other pitchers' sliders and is much harder than usual. Their cutter generates fewer whiffs/swing compared to other pitchers' cutters, results in more flyballs compared to other pitchers' cutters and has strong cutting action. Their sinker (take this with a grain of salt because they've only thrown 7 of them in 2025) generates an extremely high number of swings & misses compared to other pitchers' sinkers, is an extreme flyball pitch compared to other pitchers' sinkers and has less armside run than typical.