Colorado Rockies
Diego Castillo has thrown 6,615 pitches that have been tracked by the PITCHf/x system between 2018 and 2025, including pitches thrown in the MLB Regular Season, the MLB Postseason, The World Baseball Classic, Spring Training and Fall/Winter Ball. In 2025, they have relied primarily on their Sinker (96mph) and Slider (87mph), also mixing in a Fourseam Fastball (96mph).
In 2025, compared to other RHP:
Their sinker has heavy sinking action, is blazing fast, generates more whiffs/swing compared to other pitchers' sinkers, results in somewhat more flyballs compared to other pitchers' sinkers and has slight armside run. Their slider generates an extremely high number of swings & misses compared to other pitchers' sliders, is an extreme flyball pitch compared to other pitchers' sliders, is much harder than usual and has some two-plane movement. Their fourseam fastball has heavy sinking action, generates a high number of swings & misses compared to other pitchers' fourseamers, has well above average velo, results in somewhat more groundballs compared to other pitchers' fourseamers and has slight armside run.