Washington Nationals
Foster Griffin has thrown 925 pitches that have been tracked by the PITCHf/x system between 2020 and 2026, including pitches thrown in the MLB Regular Season, The World Baseball Classic and Spring Training. In 2026, they have relied primarily on their Cutter (88mph), also mixing in a Fourseam Fastball (92mph), Slider (80mph), Change (83mph), Sinker (91mph), Splitter (82mph) and Curve (78mph).
In 2026, compared to other LHP:
Their cutter has sweeping cut action, results in somewhat more flyballs compared to other pitchers' cutters, has slightly above average velo and has some natural sink. Their fourseam fastball has much less armside movement than typical, has some natural sinking action and has essentially average velo. Their slider sweeps across the zone, results in more flyballs compared to other pitchers' sliders and has some two-plane movement. Their change generates a very high amount of groundballs compared to other pitchers' changeups and has some natural sink to it. Their sinker generates an extremely high number of swings & misses compared to other pitchers' sinkers, has less armside run than typical, results in somewhat more flyballs compared to other pitchers' sinkers and has some natural sinking action. Their splitter has dives down out of the zone, has surprising cut action, is an extreme flyball pitch compared to other pitchers' splitters and has below average velo. Their curve has an exceptional bite, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' curves, is slightly harder than usual and has slight glove-side movement.