Rays top 50 prospects review: Nos. 21-30

Moving forward, Diego Castillo will be a key part of the Rays’ bullpenThis offseason, we’re reviewing our preseason top-50 prospects list. This group of players includes two of their top position-player prospects and a number of pitchers who have arrived in the majors.

No. 30 SS Jermaine Palacios: .217 BA/.269 OBP/.306 SLG, 27 XBH, 8/16 SB, 19.4 K%, 6.5 BB% in 448 PA for Class A-Advanced Charlotte and Double-A Montgomery

Acquired in the Jake Odorizzi trade, Palacios started the season in Double A despite subpar results at the end of last season in the Florida State League. He struggled and was sent back to the FSL. After an initial hot stretch, he cooled off again and finished the season with…