Boston Red Sox
Although they have not thrown an MLB pitch in 2024, Ryan Dempster threw 20,036 pitches that were tracked by the PITCHf/x system between 2007 and 2013, including pitches thrown in the MLB Regular Season, the MLB Postseason and Spring Training. In 2013, they relied primarily on their Fourseam Fastball (90mph) and Slider (84mph), also mixing in a Splitter (82mph) and Cutter (88mph). He also rarely threw a Sinker (89mph).
In 2013, compared to other RHP:
Their fourseam fastball has below average velo, generates fewer whiffs/swing compared to other pitchers' fourseamers and has some natural sinking action. Their slider has some two-plane movement. Their splitter generates more whiffs/swing compared to other pitchers' splitters, has below average velo, has movement that suggests a lot of backspin, results in somewhat more flyballs compared to other pitchers' splitters and has slight armside fade. Their cutter is basically never swung at and missed compared to other pitchers' cutters and has little cutting action. Their sinker is basically never swung at and missed compared to other pitchers' sinkers, has below average velo and results in somewhat more flyballs compared to other pitchers' sinkers.