Since the end of last season, Orioles executive vice president of baseball operations Dan Duquette has acquired 12 pitchers from outside the organization. One of them, Jeremy Hellickson, acquired just before the July 31 non-waiver trade deadline, was added to help a struggling starting rotation.
The others were added to help fortify the bullpen or the back end of the rotation. Some have pitched well. Some haven't. A few have already left the organization.
Here's a look at each of them.