New York Mets
Although they have not thrown an MLB pitch in 2023, David Peterson threw 4,171 pitches that were tracked by the PITCHf/x system between 2020 and 2022, including pitches thrown in the MLB Regular Season and Spring Training. In 2022, they relied primarily on their Fourseam Fastball (94mph) and Slider (84mph), also mixing in a Change (86mph) and Sinker (93mph). He also rarely threw a Curve (78mph).
In 2022, compared to other LHP:
His fourseam fastball results in many more groundballs compared to other pitchers' fourseamers, has some natural sinking action and has slightly above average velo. His slider generates a high number of swings & misses compared to other pitchers' sliders and has some two-plane movement. His change generates a very high amount of groundballs compared to other pitchers' changeups, is much firmer than usual, has slight armside fade and has some natural sink to it. His sinker has well above average velo and has some natural sinking action. His curve generates more whiffs/swing compared to other pitchers' curves and is slightly harder than usual.