Pirates vs Giants Prediction, Odds & Player Prop Bets Today – MLB, May 31

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MLB betting odds, predictions and betting odds for today's games
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BetMGM Betting @BETMGM May 31, 2023, 3:33 PM
  • The Pirates are -105 favorites vs the Giants
  • Pirates starting pitcher: Mitch Keller
  • Giants starting pitcher: Robert Wood
  • Watch the game on NBCS-BA

The Pittsburgh Pirates (-105) visit Oracle Park to take on the San Francisco Giants (-115) on Wednesday, May 31, 2023. First pitch is scheduled for 3:45pm EDT in San Francisco.

The Pirates are the betting favorite in this game, with the run line sitting at -1.5 (+155).

The Pirates vs Giants Over/Under is 7.5 total runs for the game.

This season, the Pirates are 27-27 against the spread (ATS), while the Giants are 28-27 ATS.

Pirates vs. Giants Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Pirates-1.5 +155O 7.5 -105-105
Giants +1.5 -190U 7.5 -115-115

Pirates vs Giants Prediction for Today’s Game

Based on recent trends the model predicts the Giants will win Wednesday‘s MLB matchup with 59.9% confidence.

This prediction factors in starting pitchers, recent team and player hitting performances, the last 5 games for both the Pirates and Giants and up-to-date player injuries.


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We’ve highlighted some favorite MLB player prop bets for Pirates players for Wednesday‘s game, looking at profitable historical betting trends:

Best Pirates Player Prop Bets Today:

  • Connor Joe has hit the Singles Under in 15 of his last 17 away games (+12.25 Units / 51% ROI)
  • Ke’Bryan Hayes has hit the Total Bases Under in 12 of his last 13 away games (+11.15 Units / 49% ROI)
  • Ke’Bryan Hayes has hit the Singles Under in 13 of his last 17 games (+9.85 Units / 54% ROI)
  • Carlos Santana has hit the Total Bases Under in 14 of his last 20 games (+9.35 Units / 31% ROI)
  • Mitch Keller has hit the Pitching Outs Over in 9 of his last 10 games (+8.25 Units / 61% ROI)

And here are some favorite MLB player prop bets for Giants players for Wednesday‘s game, looking at profitable historical betting trends:

Best Giants Player Prop Best Bets Today:

  • Michael Conforto has hit the Total Bases Over in 13 of his last 16 games (+10.60 Units / 47% ROI)
  • Michael Conforto has hit the Hits Runs and RBIs Over in 14 of his last 18 games (+10.50 Units / 52% ROI)
  • J.D. Davis has hit the Singles Under in 13 of his last 15 games (+9.90 Units / 47% ROI)
  • Casey Schmitt has hit the Hits Runs and RBIs Over in 13 of his last 18 games (+9.85 Units / 53% ROI)
  • J.D. Davis has hit the Hits Under in 10 of his last 15 games (+8.70 Units / 51% ROI)

Giants vs Pirates Home Run Prop Bets Today

Over Under
Andrew McCutchen 0.5 +500 0.5 -1100
Austin Hedges 0.5 +1000 0.5 -10000
Bryan Reynolds 0.5 +550 0.5 -1200
Mike Yastrzemski 0.5 +625 0.5 -1600
Connor Joe 0.5 +825 0.5 -5000

Giants vs Pirates Total Hits Prop Bets Today

Over Under
Andrew McCutchen 0.5 -210 0.5 +160
Austin Hedges 0.5 -115 0.5 -110
Bryan Reynolds 1.5 +185 1.5 -250
Mike Yastrzemski 0.5 -165 0.5 +130
Connor Joe 0.5 -175 0.5 +135

Giants vs Pirates RBI Prop Bets Today

Over Under
Andrew McCutchen 0.5 +210 0.5 -275
Austin Hedges 0.5 +275 0.5 -400
Bryan Reynolds 0.5 +190 0.5 -250
Mike Yastrzemski 0.5 +195 0.5 -275
Connor Joe 0.5 +220 0.5 -300

Giants vs Pirates Strikeout Prop Bets Today

Over Under
Mitch Keller 6.5 -135 6.5 +105
Alex Wood 4.5 -155 4.5 +115
  • The Pittsburgh Pirates have hit the Team Total Under in 20 of their last 26 games (+13.95 Units / 47% ROI)
  • The Pittsburgh Pirates have hit the Moneyline in 14 of their last 26 away games (+5.60 Units / 20% ROI)
  • The Pittsburgh Pirates have covered the 1st Five Innings (F5) Run Line in 16 of their last 26 away games (+5.35 Units / 18% ROI)
  • The Pittsburgh Pirates have hit the 1st Five Innings (F5) Team Total Under in 9 of their last 13 away games (+4.70 Units / 30% ROI)
  • The Pittsburgh Pirates have covered the Run Line in 16 of their last 26 away games (+3.05 Units / 9% ROI)
  • The San Francisco Giants have hit the 1st Five Innings (F5) Moneyline in 19 of their last 36 games (+9.75 Units / 21% ROI)
  • The San Francisco Giants have covered the 1st Five Innings (F5) Run Line in 28 of their last 45 games (+9.25 Units / 17% ROI)
  • The San Francisco Giants have covered the Run Line in 13 of their last 20 games at home (+8.50 Units / 34% ROI)
  • The San Francisco Giants have hit the Team Total Over in 27 of their last 45 games (+8.00 Units / 16% ROI)
  • The San Francisco Giants have hit the Moneyline in 11 of their last 15 games (+6.50 Units / 36% ROI)

Pirates Against the Spread (ATS) Record

Against the spread this MLB season, the Pirates have gone 28-26 against the Run Line (-3.25 Units / -4.59% ROI).

  • 27-27 when betting on the Moneyline for +4.05 Units / 6.69% ROI
  • 25-26 when betting on the total runs Over for -3.35 Units / -5.64% ROI
  • 26-25 when betting on the total runs Under for -1.05 Units / -1.77% ROI

Giants Against the Spread (ATS) Record

Against the spread this MLB season, the Giants have gone 28-27 against the Run Line (-0.55 Units / -0.75% ROI).

  • 28-27 when betting on the Moneyline for -4.05 Units / -5.95% ROI
  • 25-28 when betting on the total runs Over for -5.7 Units / -9.4% ROI
  • 28-25 when betting on the total runs Under for +0.8 Units / 1.32% ROI

Mitch Keller has a strikeout rate of 51% (85 SO in 166 PAs) with two-strikes this season — tied for 7th best among qualified SPs in MLB; League Avg: 43% — 90th Percentile.

Opponents are hitting just .152 (5-for-33) against Mitch Keller on low fastballs this season — 6th best among qualified SPs in MLB; League Avg: .252 — 90th Percentile.

Mitch Keller has a strike rate of 70% (316/453) when ahead in the count this season — highest among qualified SPs in MLB; League Avg: 61% — 100th Percentile.

Mitch Keller has allowed three-ball counts to 12% of batters they faced (15/131 PA’s) against right-handed batters this season — 3rd lowest among qualified SPs in MLB; League Avg: 18% — 97th Percentile.

Giants Starting Pitcher Stats & Trends

Alex Wood has thrown his curveball 36% of the time (189/527) when he’s behind in the count since last season — 3rd highest in MLB among starting pitchers with at least 86 total CB; League Avg: 10% — 98th Percentile.

Opponents have a line drive rate of just 15% (11/75) against Alex Wood this season — lowest in MLB among starting pitchers with at least 21 total IP; League Avg: 24% — 100th Percentile.

Alex Wood has thrown his curveball 34% of the time (312/925) when he’s behind in the count since the 2021 season — highest in MLB among starting pitchers with at least 150 total CB; League Avg: 9% — 100th Percentile.

Alex Wood walked 5 of 24 batters (21%) — 3rd highest in MLB over the last week; League Avg: 8% — third Percentile.

Pirates Keys to the Game vs. the Giants

The Pirates are just 0-22 (.000) when trailing entering the 7th inning this season — lowest in MLB; League Avg: .133.

The Pirates are just 7-14 (.333) when tied entering the 8th inning since last season — tied for 2nd lowest in MLB; League Avg: .500.

The Pirates are 9-2 (.818) after a loss as favorites since last season — best in MLB; League Avg: .592.

The Pirates are just 4-104 (.037) when trailing entering the 8th inning since last season — lowest in MLB; League Avg: .088.

Giants Keys to the Game vs. the Pirates

The Giants are 23-20 (.535) after a win as underdogs since last season — 2nd best in MLB; League Avg: .413.

The Giants are just 17-8 (.680) when scoring 5 or more runs this season — tied for 3rd lowest in MLB; League Avg: .787.

The Giants are 7-3 (.700) after a home loss this season — 4th best in MLB; League Avg: .520.

The Giants are 91-2 (.978) when leading entering the 9th inning since last season — tied for 3rd best in MLB; League Avg: .953.

The Pirates are batting just .150 with two-strikes since last season — 2nd lowest in MLB; League Avg: .169.

Pirates hitters have an OBP of just .292 (2,435 PA’s) against LHP since last season — lowest in MLB; League Avg: .318.

The Pirates are batting just .149 with two-strikes since the 2021 season — lowest in MLB; League Avg: .168.

The Pirates are batting just .121 on pitches out of the zone since last season — 2nd lowest in MLB; League Avg: .156.

The Giants are batting .375 on the first pitch of at-bats since last season — best in MLB; League Avg: .340.

Giants hitters have 648 strikeouts in 2,574 PA’s (25%) against LHP since last season — 3rd highest in MLB; League Avg: 22%.

Giants hitter’ K:BB ratio is 4.2 against LHP this season — 2nd highest in MLB; League Avg: 2.6.

The Giants are batting just .235 when facing the starting pitcher for the 3rd time in a game since last season — 3rd lowest in MLB; League Avg: .265.

Pirates pitchers have walked 771 of 8,273 batters (9%) since last season — 3rd highest in MLB; League Avg: 8%.

Pirates pitchers have a strikeout rate of just 19% with runners in scoring position since last season — 4th lowest in MLB; League Avg: 22%.

Pirates pitchers have an ERA of 3.62 (251.1 IP) on the road this season — 5th best in MLB; League Avg: 4.43.

Opponents have a groundball rate of just 41% against Pirates pitchers this season — 5th lowest in MLB; League Avg: 43%.

Opponents have a groundball rate of 49% against Giants pitchers since last season — highest in MLB; League Avg: 43%.

Opponents have a groundball rate of 51% against Giants pitchers this season — highest in MLB; League Avg: 43%.

Opponents have a groundball rate of 50% against Giants pitchers over the last 14 days (13 games) — highest in MLB; League Avg: 42%.

Opponents have a groundball rate of 48% against Giants pitchers since the 2021 season — highest in MLB; League Avg: 43%.

Giants vs. Pirates Injuries Tonight That May Affect Prop Bets 

  • Roberto Pérez (Giants): Shoulder, D60
  • Heliot Ramos (Giants): Oblique, D60
  • Joc Pederson (Giants): Hand, D10
  • Michael Conforto (Giants): Heel, Day-to-Day
  • Luis González (Giants): Back, D60
  • Thairo Estrada (Giants): Wrist, D10
  • Thomas Szapucki (Giants): Left Arm, D60
  • Joseph Bart (Giants): Groin, D10
  • Thomas Stripling (Giants): Back, D15
  • Carlos Santana (Pirates): Lumbar Spine, Day-to-Day
  • Jarlín García (Pirates): Arm, D60
  • Vincent Velasquez (Pirates): Elbow, D15
  • Max Kranick (Pirates): Elbow, D60
  • Ji Man Choi (Pirates): Achilles, D60
  • Oneil Cruz (Pirates): Ankle, D60
  • William Crowe (Pirates): Shoulder, D60
  • Jonathan Brubaker (Pirates): Elbow, D60

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Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.