Arizona Diamondbacks showcase right-handed pitching prospects in MiLB
Yahoo Sports • 1 min read • Latest: Sep 21, 2026, 2:00 AM
Last updated Sep 21, 2026

The Arizona Diamondbacks are spotlighting two right-handed pitching prospects, Junior Ciprian and Wellington Aracena, as part of their ongoing player development efforts. Ciprian, who signed in 2023, is currently in High-A Hillsboro with a 4.68 ERA across 32⅔ innings. Aracena, acquired in a trade, has struggled with command in Double-A, where he posted a 6.91 ERA in six starts. Both pitchers represent the franchise's focus on building a strong pipeline of talent from the minor leagues.
- •Junior Ciprian signed with the Diamondbacks in 2023 and has shown promise in development.
- •Ciprian has a fastball reaching 98-99 mph but needs to improve secondary pitches.
- •Wellington Aracena was part of a trade and has faced command issues in Double-A.
- •Aracena has a high strikeout potential but inconsistent outings have impacted results.
- •Both prospects highlight the Diamondbacks' focus on right-handed pitching depth.
- 2:00 AMYahoo Sports — Arizona Diamondbacks pitching prospects, Part 2: More right-handers
"Introduction Continuing with the deep dive into the more interesting Diamondbacks pitching prospects, we’ll be looking at two sets of very different pitchers. More RHP Prospects Junior Ciprian ( FG | B-Ref | Pipeline ) Bats/Throws: R/R Height/Weight: 6’3″, 180 LBs Born:: 6/02/2005 in Santo Domingo Centro, Dominican Republic Scouting Grades: Fastball: 60 | Curveball: […]
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