New York Mets
Robert Gsellman has thrown 1,116 pitches that have been tracked by the PITCHf/x system between 2016 and 2017, all of them occuring in the MLB Regular Season. In 2017, he has relied primarily on his Sinker (94mph), also mixing in a Slider (90mph), Curve (81mph), Fourseam Fastball (95mph) and Change (86mph).
Basic description of 2017 pitches compared to other RHP:
His sinker has an obvious tail, results in many more groundballs compared to other pitchers' sinkers, has little sinking action compared to a true sinker and has slightly above average velo. His slider is thrown extremely hard, is a real worm killer that generates an extreme number of groundballs compared to other pitchers' sliders, has much less depth than expected and has primarily 12-6 movement. His curve results in more flyballs compared to other pitchers' curves and is slightly harder than usual. His fourseam fastball has slight armside run and has slightly above average velo. His change generates an extremely high number of swings & misses compared to other pitchers' changeups, results in more flyballs compared to other pitchers' changeups, has a lot of backspin, is slightly firmer than usual and has slight armside fade.