Chicago White Sox
Although they have not thrown an MLB pitch in 2024, Michael Kopech threw 5,890 pitches that were tracked by the PITCHf/x system between 2018 and 2023, all of them occuring in the MLB Regular Season. In 2023, they relied primarily on their Fourseam Fastball (95mph) and Slider (85mph), also mixing in a Change (89mph). He also rarely threw a Curve (80mph).
In 2023, compared to other RHP:
Their fourseam fastball generates a high number of swings & misses compared to other pitchers' fourseamers and has slightly above average velo. Their slider results in more flyballs compared to other pitchers' sliders and has some two-plane movement. Their change is thrown extremely hard, has slight armside fade and has some natural sink to it. Their curve is basically never swung at and missed compared to other pitchers' curves, is slightly harder than usual and has primarily 12-6 movement.