PT TOMORROW: NL West—Delgado staking claim to rotation spot

Arizona Diamondbacks

The Diamondbacks rotation continues to thrive, sitting with the MLB’s 3rd best staff ERA (3.55) as of June 7, a number that they hope will improve with the expected return of Taijuan Walker (RHP, ARI) in the coming days. 

Filling in and performing admirably in Walker’s absence has been Randall Delgado (RHP, ARI). The 27-year-old was once a prospect of some acclaim (#52 on the 2012 HQ100), moving to the bullpen after a few unsuccessful stints in the rotation. Over the course of his career, he’s made 51 starts, posting a 4.19 ERA across those 274.7 IP. As noted in the Baseball Forecaster, however, his command against LHB has been in steady decline—with Cmd ratios of 1.9 (2014), 1.6 (2015) and 1.2 (2016) in recent...

Almost!

You’re just a few clicks away from accessing this feature and hundreds more throughout the year that have a singular goal in mind: Winning your league. Subscribe to BaseballHQ.com here!

Already a subscriber? Sign in here

More From PT Tomorrow

Josh Lowe has returned from AAA and appears to be ready to take over the CF job in Anaheim.
Jul 1 2026 3:07am
Trent Grisham's looming return could remove either Spencer Jones or Jasson Domínguez from the Yankees' outfield. Plus, a new look infield in BOS, Dean Kremer nearing a return for BAL, and more.
Jun 30 2026 3:05am
This week, we discuss the return of Heliot Ramos to a crowded lineup situation in San Francisco, and the playing time outlook for prospects throughout the NL West.
Jun 27 2026 3:06am
Andrew Painter must hone his technique back in the minors before we can expect to see any MLB masterworks. Plus: 3B in WAS; SP in ATL; C/DH in MIA; 2B at NYM; more.
Jun 26 2026 9:56am
The Cubs are hoping Peterson can help stabilize a rotation battered by injuries.
Jun 26 2026 3:05am

Tools