Arizona Diamondbacks
John Curtiss has thrown 5,084 pitches that have been tracked by the PITCHf/x system between 2017 and 2026, including pitches thrown in the MLB Regular Season, the MLB Postseason, The World Baseball Classic and Spring Training. In 2026, they have relied primarily on their Fourseam Fastball (92mph) and Cutter (88mph), also mixing in a Slider (85mph) and Change (86mph).
In 2026, compared to other RHP:
Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, has essentially average velo, results in somewhat more flyballs compared to other pitchers' fourseamers and has slightly less natural movement than typical. Their cutter results in more flyballs compared to other pitchers' cutters and has some natural sink. Their slider generates fewer whiffs/swing compared to other pitchers' sliders. Their change generates fewer whiffs/swing compared to other pitchers' changeups, results in more flyballs compared to other pitchers' changeups, is slightly firmer than usual and has some natural sink to it.