Padres vs Diamondbacks Prediction, Picks & Odds — Wednesday, August 6

Look for Luis Arraez to make life miserable for Anthony DeSclafani and the Diamondbacks tonight, per our MLB betting picks.

JD Yonke - Betting Analyst at Covers.com
JD Yonke • Betting Analyst
Aug 6, 2025 • 09:54 ET • 4 min read

MLB

Match starts: 8 hrs
AZ
43 %
SD
57 %
EXPERT PICK - PROP
Luis Arraez o2.5  Hits, Runs, and RBIs (+120) Luis Arraez o2.5 Hits, Runs, and RBIs (+120)
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San Diego Padres MLB Luis Arraez
Photo By - Imagn Images. San Diego Padres first baseman Luis Arraez (4) celebrates after hitting a single.

The San Diego Padres look to stay hot as they visit the Arizona Diamondbacks in the desert on Wednesday night. 

Their bats have found a groove recently, and I’m targeting a plus-money player prop with lineup foundational piece Luis Arraez.

See why my Padres vs. Diamondbacks predictions and MLB picks for Wednesday, August 6 are bullish on Arraez.

Padres vs Diamondbacks prediction

My Padres vs Diamondbacks best bet: Luis Arraez Over 2.5 hits + runs + RBI (+120 at BetMGM)

Wednesday’s pitching matchup is an odd one as Nestor Cortes makes his debut for the San Diego Padres while Anthony DeSclafani makes just his third start for the Arizona Diamondbacks. With a lack of prior data to work with this season for both hurlers, let’s focus on the known quantities.

DeSclafani has made 171 starts in his career and has worrisome splits against left-handed hitters, so I’m betting on that continuing tonight.

The 35-year-old has a 4.78 career FIP against lefties and a .286/.419/.429 slash line in 2025. Luis Arraez has pounced upon this deficiency, going 5-for-6 with two RBI and a 2.000 OPS in the past against DeSclafani. 

Arraez hits right-handed pitching well (career 127 wRC+), so it’s no fluke. The veteran is in fine form, hitting .323 in July and following that up with two multi-hit games to begin August. 

Once Desclafani is pushed from the game, Arizona will have to rely on a worrisome bullpen that allowed seven runs a day ago to move its collective ERA to 4.75 since the All-Star break. 

Arraez will have advantageous matchups throughout the contest and hits near the top of a lineup that should capitalize. 

Padres vs Diamondbacks same-game parlay (SGP)

Luis Arraez Over 2.5 hits + runs + RBI

Padres moneyline

Ryan O’Hearn 2+ total bases

The Padres are in great form, winning eight of their last 10 games, and will have an advantage in the bullpen and at the plate. Cortes turned in a 1.00 ERA across four minor league rehab starts and faces an Arizona lineup that has struggled against lefties since the break (80 wRC+). 

Ryan O’Hearn hasn’t made a huge mark yet in San Diego, but he hits right-handed pitching well (138 wRC+) and could make his presence felt.

Padres vs Diamondbacks odds

Padres vs Diamondbacks live odds

Padres vs Diamondbacks opening odds

  • Moneyline: San Diego -139 | Arizona +125
  • Run line: San Diego -1.5 | Arizona +1.5
  • Over/Under: Over 9.5 | Under 9.5

Padres vs Diamondbacks trend

The Padres are 8-2 over their last 10 games. Find more MLB betting trends for Padres vs. Diamondbacks.

How to watch Padres vs Diamondbacks and game info

Location Chase Field, Phoenix, AZ
Date Wednesday, August 6, 2025
First pitch 9:40 p.m. ET
TV MLB Network
Padres starting pitcher Nestor Cortes
(1-1, 9.00 ERA)
Diamondbacks starting pitcher Anthony DeSclafani
(2-0, 4.91 ERA)

Padres vs Diamondbacks latest injuries

Padres vs Diamondbacks weather

Odds are correct at the time of publishing and are subject to change.
Not intended for use in MA.
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JD Yonke
Betting Analyst

JD is a diehard college football fan with five years of experience writing betting and fantasy content for publications such as SportsGrid, Fantasy Points, Fantrax, and Devy Watch. An avid reader, he uses his inclination to look at things with an exhausting and in-depth, analytic viewpoint combined with a love for statistics and metrics to form a well-rounded handicapping approach.

e's an integral member of the niche (but growing!) college fantasy football community, twice traveling to Canton, OH for the Fantasy Football Expo as a member of the CFF King's Classic drafting squad. His specialization in college football DFS and prop betting taught him that there are exploitable markets to be found and that narrowing your focus is integral to being a profitable bettor.

A lifelong Californian who grew up playing baseball, basketball, football, and lacrosse, he's glad to share a passionate love for sports with this wonderful community.

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