Prospect Watch: Bullpen Arms in the Desert
Each weekday during the minor-league season, FanGraphs is providing a status update on multiple rookie-eligible players. Note that Age denotes the relevant prospect’s baseball age (i.e. as of July 1st of the current year); Top-15, the prospect’s place on Marc Hulet’s preseason organizational list; and Top-100, that same prospect’s rank on Hulet’s overall top-100 list.
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The Arizona Diamondbacks bullpen ranks among the worst in the league in numerous categories — including ERA and home runs per nine innings (HR/9) — which has helped the club land in last place in the National League West division. But there is good news on the horizon. Arizona actually has some of the best relief depth in the minor leagues in terms of pitchers’ ceilings — especially when looking at Double-A and above. Here are a few names to know: