Originally Posted by SirLoin If you listen to the likes of Bonnes and Gleeman (which I do), Jeff Gray is the relief pitcher equivalent of Drew Butera. That being said, I'd like to get some insight on some relief pitcher prospects we have in the system. The first two that come to mind are Deolis Guerra and Cole DeVries. Guerra - Just how hard does this guy throw? He's been downright nasty so far in AA. He's had a cup of coffee with Rochester, as a starter I believe. How much longer does he have to keep up this ...