PT TOMORROW: NL West—Gallen eyeing spot in ARI rotation

Arizona Diamondbacks

The team enters spring training with somewhat surprising rotation depth after the offseason signing of Madison Bumgarner (LHP, ARI) and with the expected reintroduction of Luke Weaver (RHP, ARI), who got off to a splendid start (3.03 ERA, 9.8 Dom in 62 IP) last year before hitting the shelf with an elbow injury in May.

With Robbie Ray (LHP, ARI) also guaranteed a spot, the discussion so far this spring has been how the back end of the rotation will be filled—with the likes of Zac Gallen (RHP, ARI), Merrill Kelly (RHP, ARI) and Mike Leake (RHP, ARI), who was recently diagnosed with a fracture of his left (non-throwing) wrist and who hopes to be back early in the season, if not by Opening Day.

As for Leake, acquired...

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

We take a tour of NL West prospects with Ryan somewhere in their names and then use team-wide stats to look at why the Padres have had success while the Giants have struggled mightily.
Jun 6 2026 8:34pm
Royals closer Lucas Erceg has been a mess lately—who could the team turn to as a replacement? Plus, CHW outfield playing time outlook, hitting prospects learning new positions in CLE, the nearly-restored rotation in DET, and Royce Lewis tearing it up in Triple-A for the Twins.
Jun 4 2026 3:05am
Miami's rotation has sustained casualties and attrition, leaving a thinned-out platoon—and opportunity. Plus: Manaea at NYM; prospect SS in PHI; prospect SP in WAS; SS in ATL; more.
Jun 3 2026 10:15am
With Max Muncy returning from the IL, the A's will need to shuffle up the lineup, meaning Zack Gelof could be changing positions again.
Jun 3 2026 3:06am

Tools