Zach Kroenke appeared in 36 games (2 starts) for Triple-A Scranton-Wilkes Barre last season. He went 7-1 with 4 saves and a 1.99 ERA while limiting opponents to a .213 batting average with 30 walks and 55 strikeouts in 72.1 innings. In 38.1 innings prior to the All-Star break, he went 5-1 with 1 save, a 1.17 ERA and a .200 opponents average with 19 walks and 27 strikeouts.
The 25-year-old southpaw posted a sub-1.00 ERA in consecutive months with a 0.84 ERA in
six June relief appearances and a 0.54 ERA in seven July outings. He pitched in 11 games for the Surprise Rafters in the Arizona Fall League, going 1-0 with 2 saves and a 5.28 ERA (9 ER in 15.1 IP) as opponents hit .250 (15-for-60) with 4 walks and 14 strikeouts.
Over parts of five seasons in the minor leagues, Kroenke is 25-15 with 9 saves and a 3.30 ERA in 162 games, 32 of which were starts. He has limited opponents to a .246 batting average with 153 walks and 278 strikeouts.
Kroenke was selected by the Florida Marlins in the 2008 Rule 5 Draft but was returned to the Yankees on March 16. He was originally drafted by the Yankees in the fifth round of the 2005 First-Year Player Draft out of the University of Nebraska. The Diamondbacks selected him with the sixth pick of this year's Rule 5 Draft.
Right-handed pitcher Hector Ambriz, 25, was selected by the Cleveland Indians with the fifth pick in the Rule 5 Draft. Ambriz was a combined 12-11 with a 4.94 ERA (86 ER in 156.2 IP) in 28 games (27 starts) for Double-A Mobile and Triple-A Reno. Over parts of four minor league seasons, he is 28-35 with 3 saves and a 4.41 ERA (246 ER in 501.2 IP) in 98 games (83 starts).
A full scouting report on Hector Ambriz can be found here.
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