Houston Astros
Although they have not thrown an MLB pitch in 2023, Parker Mushinski threw 824 pitches that were tracked by the PITCHf/x system in 2022, including pitches thrown in the MLB Regular Season and Spring Training. In 2022, they relied primarily on their Cutter (89mph) and Fourseam Fastball (93mph), also mixing in a Curve (80mph) and Slider (81mph). He also rarely threw a Change (86mph).
In 2022, compared to other LHP:
His cutter has sweeping cut action, generates a high number of swings & misses compared to other pitchers' cutters, has well above average velo and has some natural sink. His fourseam fastball is a real worm killer that generates an extreme number of groundballs compared to other pitchers' fourseamers, is straight as an arrow, has some natural sinking action and has slightly above average velo. His curve has an exceptional bite, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' curves, generates a high number of swings & misses compared to other pitchers' curves, is much harder than usual and has slight glove-side movement. His slider sweeps across the zone, results in somewhat more flyballs compared to other pitchers' sliders and has some two-plane movement. His change is a real worm killer that generates an extreme number of groundballs compared to other pitchers' changeups, is much firmer than usual and has some natural sink to it.