Keller is undoubtedly a good trade candidate, and he fits what the Mets need. He now owns a 3.58 ERA in 19 starts this season, totaling 113 innings pitched. But that's a lot to give up for a one-time All-Star who generally profiles as a mid-rotation starter.

The New York Yankees may have to cross off one of the names on their list of potential trade deadline targets after it emerged Bryan Reynolds does not want to move to the Big Apple