Seattle Mariners
Although they have not thrown an MLB pitch in 2024, Hisashi Iwakuma threw 12,951 pitches that were tracked by the PITCHf/x system between 2012 and 2017, including pitches thrown in the MLB Regular Season and Spring Training. In 2017, they relied primarily on their Slider (80mph), Fourseam Fastball (86mph) and Sinker (85mph), also mixing in a Splitter (81mph) and Curve (69mph).