Although they have not thrown an MLB pitch in 2023, Julian Merryweather threw 1,021 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 (97mph) and Slider (88mph), also mixing in a Change (82mph) and Curve (81mph).
In 2022, compared to other RHP:
His fourseam fastball is blazing fast. His slider has exceptional depth, is much harder than usual and has primarily 12-6 movement. His change generates a very high amount of groundballs compared to other pitchers' changeups and has slightly below average velo. His curve has an exceptional bite, results in more flyballs compared to other pitchers' curves and is slightly harder than usual.