Diamondbacks Bring Back Gurriel and Walston as Rosters Expand

The Diamondbacks made two significant roster moves on expansion day, reinstating outfielder Lourdes Gurriel Jr. from the 10-day injured list and bringing back left-handed pitcher Blake Walston from the 60-day IL. The additions addressed gaps created when right-handed reliever Ryan Thompson was transferred to the 60-day injured list.

Gurriel's return boosts the lineup. Getting a productive outfielder back in the batting order provides Arizona with another experienced bat during the stretch run. Gurriel's offensive capabilities could prove crucial if the Diamondbacks are fighting for playoff position or trying to pad their run differential.

Walston restores bullpen depth. The return of the left-handed reliever addresses one of baseball's most consistent needs: a quality lefty out of the bullpen. Walston's extended time on the 60-day IL indicates a significant injury, but his reinstatement means the Diamondbacks believe he's ready to contribute again.

Timing of Thompson's setback. Ryan Thompson's move to the 60-day IL is the concerning element here. Losing reliever depth while trying to add it back suggests the Diamondbacks are managing injuries rather than simply getting healthier overall. Thompson's absence removes options from an already stretched bullpen.

What it means for September. These moves reflect a team attempting to climb back to full strength with limited time remaining. Whether Gurriel and Walston perform up to previous standards after injury layoffs will determine if Arizona's September roster actually improved. For bettors, watch how these returning players are integrated into the lineup and rotation — their usage rates and performance could shift game totals and player prop expectations.

Source: original report ↗