Tampa Bay Rays
Although they have not thrown an MLB pitch in 2024, Aaron Slegers threw 1,546 pitches that were tracked by the PITCHf/x system between 2017 and 2021, including pitches thrown in the MLB Regular Season and Spring Training. In 2021, they relied primarily on their Sinker (92mph) and Slider (86mph), also mixing in a Fourseam Fastball (92mph) and Change (87mph).
In 2021, compared to other RHP:
Their sinker generates an extremely high number of swings & misses compared to other pitchers' sinkers, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' sinkers and has some natural sinking action. Their slider generates a very high amount of groundballs compared to other pitchers' sliders and has primarily 12-6 movement. Their fourseam fastball generates more whiffs/swing compared to other pitchers' fourseamers, has some natural sinking action, has essentially average velo, results in somewhat more flyballs compared to other pitchers' fourseamers and has slightly less natural movement than typical. Their change is much firmer than usual and has some natural sink to it.