“I’m working on a changeup” is something you hear from pitchers looking to add another pitch to their repertoire so often that we sometimes wonder if it’s not just something they’ll say to get it out there that it’s a pitch they might throw in opposing team’s scouting reports.
In Patrick Corbin’s case, however, there appears to be a concerted effort to get the lefty to throw his changeup more often after throwing it 5.7 and 5.6% of the time over the first two years of his 6-year/$140M deal with the Washington Nationals.
Opposing hitters had a .