Arizona Diamondbacks
Ryne Nelson has thrown 8,820 pitches that have been tracked by the PITCHf/x system between 2022 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 (95mph), also mixing in a Slider (86mph), Cutter (91mph) and Curve (81mph). He also rarely throws a Change (85mph).
In 2025, compared to other RHP:
Their fourseam fastball has less armside movement than typical, has slightly above average velo and has some added backspin. Their slider is a real worm killer that generates an extreme number of groundballs compared to other pitchers' sliders, is basically never swung at and missed compared to other pitchers' sliders and has some two-plane movement. Their cutter has slightly above average velo, has some natural sink and has strong cutting action. Their curve is slightly harder than usual and results in somewhat more flyballs compared to other pitchers' curves. Their change generates a high number of swings & misses compared to other pitchers' changeups, results in more flyballs compared to other pitchers' changeups and has slight armside fade.