Craig Breslow has thrown 8,953 pitches that have been tracked by the PITCHf/x system between 2008 and 2017, including pitches thrown in the MLB Regular Season, the MLB Postseason and Spring Training. In 2017, he has relied primarily on his Sinker (90mph), also mixing in a Curve (78mph) and Change (79mph).
Basic description of 2017 pitches compared to other LHP:
His sinker has slight armside run and has some natural sinking action. His curve has little depth, is slightly harder than usual, results in somewhat more flyballs compared to other pitchers' curves and has slight glove-side movement. His change is basically never swung at and missed compared to other pitchers' changeups, has below average velo and results in more flyballs compared to other pitchers' changeups.