As you may have surmised, this week we here at RotoGraphs are looking at relief pitchers this week. Much of the focus tends to be spent on closers, but seeing as how volatile the ‘position’ is, the set-up men deserve their proper due. And one of the more reliable set-up men over the last few years who certainly deserves the recognition is none other than Luke Gregerson. The former Padres reliever has been a staple in the San Diego bullpen and given the frailty of Huston Street, the Padres longtime closer, he’s been as close to a must-own reliever as you can get without regularly accruing saves. However, now that Gregerson has landed in Oakland, his value heads south for a variety of reasons. Read the rest of this entry »