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Giants vs Diamondbacks Prediction, Odds, Start Time: Wednesday’s Expert MLB Picks

Giants vs Diamondbacks Prediction, Odds, Start Time: Wednesday’s Expert MLB Picks article feature image
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Mark J. Rebilas-Imagn Images. Pictured: Diamondbacks SP Merrill Kelly

The Arizona Diamondbacks host the San Francisco Giants on Wednesday, May 20. First pitch from Chase Field is scheduled for 3:40 p.m. ET. The game will be broadcast on ARID and MLB.TV.

The Diamondbacks are favored by -130 on the moneyline and by -1.5 on the run line. The Giants are +110 on the moneyline and +1.5 on the run line. The total is set at 9 runs.

Find our MLB picks and Giants vs Diamondbacks prediction below, as well as probable pitchers, weather report, and more.


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Giants vs Diamondbacks Prediction, Picks

  • Giants vs Diamondbacks Pick: Merrill Kelly Over 4.5 Strikeouts (+118)

Our Giants vs Diamondbacks best bet is on Merrill Kelly to record five or more strikeouts this afternoon. Make sure to find the best odds by checking our live MLB odds page.


Giants vs Diamondbacks Odds, Betting Line, Over/Under

Giants Logo
Wednesday, May 20
3:40 p.m. ET
MLB.TV
Diamondbacks Logo
Giants Odds
Run LineTotalMoneyline
-1.5
+156
8.5
-112o / -107u
-101
Diamondbacks Odds
Run LineTotalMoneyline
+1.5
-190
8.5
-112o / -107u
-120
Odds via DraftKings. Get up-to-the-minute MLB odds here.
DraftKings Logo
  • Giants vs Diamondbacks Moneyline: Giants -101, Diamondbacks -120
  • Giants vs Diamondbacks Over/Under: 8.5
  • Giants vs Diamondbacks Run Line: Giants -1.5 (+156), Diamondbacks +1.5 (-190)


Giants vs Diamondbacks Starting Pitchers

RHP Tyler Mahle (SF)StatRHP Merrill Kelly (ARI)
1-5W-L3-3
0.0fWAR (FanGraphs)-0.3
5.59 / 4.15ERA / xERA5.91 / 7.89
4.91 / 4.04FIP / xFIP5.94 / 5.12
13.1K-BB%3.2
43.7GB%36.3
.336BABIP.271
89Stuff+87
110Location+99

Giants vs Diamondbacks MLB Preview

Action PRO projects Diamondbacks starter Merrill Kelly for 5.0 strikeouts in his matchup against the Giants this afternoon, giving us a nice 10.8% edge against the market when compared to his current prop line of over/under 4.5, which is good enough to tag the over with a B grade in our system.

Despite his terrible numbers this season, Kelly is coming off two amazing outings against the Mets at home (seven innings, one run, three hits) and the Rockies (complete game, one run, four hits) in Coors Field, of all places.

He seems a different pitcher now and will face a Giants offense that ranks 27th in wRC+ (89) and 12th in strikeout percentage (21.4%).


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Giants vs Diamondbacks MLB Pick, Player Prop

Kelly's recent improvements and the caliber of the San Francisco lineup point to a longer outing by the Arizona SP, which bodes well for this prop.

He has surpassed this strikeout line in three of his past five games, with totals of 5, 5 and 6 Ks in those contests.

At plus money and with a different makeup, let's back him today on his strikeout line against the Giants.

Pick: Merrill Kelly Over 4.5 Strikeouts (+118)


Giants vs Diamondbacks Weather


Get the latest coverage on MLB Weather.
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