25 year old RHP Tyler Cloyd leads the minor leagues with 15 wins. He is currently 15-1 with a 2.19 ERA between AA and AAA for the Phillies.
Diamondbacks No. 2 Prospect, RHP Archie Bradley, leads Minor League Baseball with 79 walks in 124 innings. However he has only allowed 76 hits on his way to a 1.247 WHIP and 3.62 ERA for the Single-A South Bend Silver Hawks.
Diamondbacks top prospect Trevor Bradley leads the minors with 19 wild pitches (21 including his 2 in the majors). Archie Bradley is also second in wild pitches with 17.
Diamondbacks No. 12 Prospect, OF Adam Eaton, leads the minors with 128 runs scored. Eaton also leads the minors in the following categories: .391 BA, .456 OBP, .980 OPS, 191 Hits, and 44 Doubles. He has spent time with the Diamondbacks AA and AAA affiliates.
Reds No. 2 Prospect, SS Billy Hamilton leads MILB with 143 stolen bases. The record for most stolen bases in a minor league season is 145 by Vince Coleman in 1983. Hamilton has the remaining portion of the season to catch or pass Coleman.
*Prospect Rankings via the Baseball America Prospect Handbook 2012.
**Statistics from Baseball-Reference and are through August 21.
***Billy Hamilton has passed the Coleman record as I Type