Diamondbacks vs Orioles Prediction, Odds & Player Prop Bets Today – MLB, May 12

min read
Baltimore Orioles' Ryan Mountcastle during a baseball game against the San Francisco Giants in San Francisco, Saturday, June 3, 2023.
(AP Photo/Jeff Chiu)
BetMGM Betting @BETMGM May 12, 2024, 11:02 AM
  • The Orioles are -125 favorites vs the Diamondbacks
  • Diamondbacks vs Orioles Over / Under today: 7.5 Runs
  • Diamondbacks / Orioles TV Channel: MAS2 | DBTV

The Arizona Diamondbacks (+105) visit Oriole Park at Camden Yards to take on the Baltimore Orioles (-125) on Sunday, May 12, 2024. First pitch is scheduled for 1:35pm EDT in Baltimore, MD.

This season, the Diamondbacks are 18-22 against the spread (ATS), while the Orioles are 21-17 ATS.

Diamondbacks vs Orioles Starting Pitchers Today:

  • Diamondbacks starting pitcher: Zac Gallen 4-2, 2.84 ERA
  • Orioles starting pitcher: Dean Kremer 3-2, 3.54 ERA

Diamondbacks vs. Orioles Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Diamondbacks+1.5 -200O 7.5 -115+105
Orioles -1.5 +165U 7.5 -105-125

Diamondbacks vs Orioles Prediction for Today’s Game

Based on recent trends the model predicts the Orioles will win Sunday‘s MLB game with 51.6% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


Bet now on Diamondbacks vs Orioles and all games with BetMGM


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

Best Diamondbacks Player Prop Bets Today:

  • Corbin Carroll has hit the Total Bases Under in 21 of his last 25 games (+15.80 Units / 42% ROI)
  • Kevin Newman has hit the Home Runs Over in 2 of his last 8 away games (+15.50 Units / 194% ROI)
  • Corbin Carroll has hit the Runs Under in 20 of his last 24 games (+15.10 Units / 46% ROI)
  • Corbin Carroll has hit the Hits Runs and RBIs Under in 18 of his last 22 games (+15.05 Units / 61% ROI)
  • Christian Walker has hit the Singles Over in 14 of his last 19 away games (+9.80 Units / 48% ROI)

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

Best Orioles Player Prop Best Bets Today:

  • Gunnar Henderson has hit the Home Runs Over in 11 of his last 32 games (+25.15 Units / 79% ROI)
  • Gunnar Henderson has hit the RBIs Over in 13 of his last 20 games at home (+16.10 Units / 81% ROI)
  • Jorge Mateo has hit the Runs Over in 10 of his last 12 games (+12.80 Units / 107% ROI)
  • Adley Rutschman has hit the Singles Over in 26 of his last 37 games (+12.40 Units / 26% ROI)
  • Jordan Westburg has hit the Hits Over in 17 of his last 20 games at home (+11.40 Units / 29% ROI)
  • The Arizona Diamondbacks have hit the Game Total Under in 56 of their last 99 games (+14.00 Units / 13% ROI)
  • The Arizona Diamondbacks have hit the Moneyline in 37 of their last 63 games (+11.20 Units / 15% ROI)
  • The Arizona Diamondbacks have hit the 1st Five Innings (F5) Team Total Under in 54 of their last 93 games (+10.82 Units / 10% ROI)
  • The Arizona Diamondbacks have hit the Team Total Over in 42 of their last 70 away games (+10.10 Units / 12% ROI)
  • The Arizona Diamondbacks have hit the 1st Five Innings (F5) Moneyline in 29 of their last 61 games (+9.29 Units / 13% ROI)
  • The Baltimore Orioles have hit the Moneyline in 75 of their last 124 games (+23.10 Units / 14% ROI)
  • The Baltimore Orioles have covered the Run Line in 71 of their last 124 games (+14.75 Units / 9% ROI)
  • The Baltimore Orioles have covered the 1st Five Innings (F5) Run Line in 49 of their last 80 games (+12.26 Units / 13% ROI)
  • The Baltimore Orioles have hit the Game Total Under in 17 of their last 22 games (+11.60 Units / 48% ROI)
  • The Baltimore Orioles have hit the 1st Five Innings (F5) Moneyline in 41 of their last 80 games (+9.88 Units / 9% ROI)

Diamondbacks Against the Spread (ATS) Record

Against the spread this season, the Diamondbacks are 19-21 against the Run Line (-5.05 Units / -9.58% ROI).

  • 18-22 when betting on the Moneyline for -6.75 Units / -13.66% ROI
  • 16-22 when betting on the total runs Over for -8.5 Units / -18.99% ROI
  • 22-16 when betting on the total runs Under for +4.85 Units / 11.2% ROI

Orioles Against the Spread (ATS) Record

Against the spread this season, the Orioles are 21-17 against the Run Line (+7.75 Units / 17.38% ROI).

  • 26-12 when betting on the Moneyline for +6.9 Units / 12.52% ROI
  • 19-16 when betting on the total runs Over for +1.6 Units / 3.83% ROI
  • 16-19 when betting on the total runs Under for -4.9 Units / -11.69% ROI

Orioles vs Diamondbacks Home Run Prop Bets Today

Over Under
Joc Pederson (ARI) 0.5 +425 0.5 -600
Gunnar Henderson (BAL) 0.5 +475 0.5 -700
Christian Walker (ARI) 0.5 +550 0.5 -800
Anthony Santander (BAL) 0.5 +550 0.5 -800
Ketel Marte (ARI) 0.5 +575 0.5 -900

Orioles vs Diamondbacks Total Hits Prop Bets Today

Over Under
Gunnar Henderson (BAL) 0.5 -275 0.5 +200
Jordan Westburg (BAL) 0.5 -250 0.5 +185
Corbin Carroll (ARI) 0.5 -250 0.5 +175
Lourdes Gurriel Jr. (ARI) 0.5 -250 0.5 +190
Ketel Marte (ARI) 0.5 -250 0.5 +185

Orioles vs Diamondbacks RBI Prop Bets Today

Over Under
Ryan Mountcastle (BAL) 0.5 +140 0.5 -190
Christian Walker (ARI) 0.5 +155 0.5 -210
Joc Pederson (ARI) 0.5 +160 0.5 -210
Anthony Santander (BAL) 0.5 +160 0.5 -210
Lourdes Gurriel Jr. (ARI) 0.5 +165 0.5 -225

Orioles vs Diamondbacks Strikeout Prop Bets Today

Over Under
Dean Kremer (BAL) 4.5 -125 4.5 -105
Zac Gallen (ARI) 5.5 -125 5.5 -105

Zac Gallen has a first-pitch strike rate of just 46% (72/156) this season — lowest among qualified SPs in MLB; League Avg: 63% — first Percentile.

Right-handed hitters have a line drive rate of 39% (20/51) against Zac Gallen this season — highest among qualified SPs in MLB; League Avg: 23% — first Percentile.

Opponents are hitting just .211 (72-for-341) against Zac Gallen when going through the lineup the second time in a game since last season — 4th best among qualified SPs in MLB; League Avg: .241 — 91st Percentile.

Zac Gallen has allowed an OPS of just .588 (369 PA’s) when going through the lineup the second time in a game since last season — best among qualified SPs in MLB; League Avg: .694 — 100th Percentile.

Orioles Starting Pitcher Stats & Trends

Opponents are hitting just .103 (6-for-58) against Dean Kremer when going through the lineup the first time in a game this season — best among among AL Starters; League Avg: .220 — 100th Percentile.

Dean Kremer has allowed an OBP of just .175 (63 PA’s) when going through the lineup the first time in a game this season — tied for best among among AL Starters; League Avg: .286 — 100th Percentile.

Dean Kremer has allowed an OPS of just .381 (63 PA’s) when going through the lineup the first time in a game this season — best among among AL Starters; League Avg: .655 — 100th Percentile.

Opponents are hitting just .103 (6-for-58) against Dean Kremer when going through the lineup the first time in a game this season — 2nd best among qualified SPs in MLB; League Avg: .229 — 98th Percentile.

Diamondbacks Keys to the Game vs. the Orioles

The Diamondbacks are 22-139 (.137) when trailing entering the 8th inning since the 2022 season — 4th best in MLB; League Avg: .094.

The Diamondbacks are just 149-15 (.909) when leading entering the 9th inning since the 2022 season — lowest in MLB; League Avg: .950.

The Diamondbacks are just 36-71 (.336) vs the top 10 runs allowed teams since the 2022 season — 3rd lowest in MLB; League Avg: .428.

The Diamondbacks are just 131-23 (.851) when leading entering the 8th inning since the 2022 season — 2nd lowest in MLB; League Avg: .906.

Orioles Keys to the Game vs. the Diamondbacks

The Orioles are 18-6 (.750) when tied entering the 7th inning since the 2023 season — best in MLB; League Avg: .500.

The Orioles are 76-48 (.613) after a win since the 2023 season — 2nd best in MLB; League Avg: .509.

The Orioles are 55-41 (.573) after a loss as underdogs since the 2022 season — 2nd best in MLB; League Avg: .411.

The Orioles are 29-20 (.592) after a win as underdogs since the 2023 season — 3rd best in MLB; League Avg: .427.

Diamondbacks hitters are slugging .488 against LHP this season — 2nd best in MLB; League Avg: .389.

Diamondbacks hitters have just 86 strikeouts in 496 PA’s (17%) against LHP this season — tied for best in MLB; League Avg: 22%.

Diamondbacks hitters have an OPS of just .566 (459 PA’s) in innings 7-9 this season — 2nd lowest in MLB; League Avg: .678.

Diamondbacks hitters have just 417 strikeouts in 2,193 PA’s (19%) against LHP since last season — 4th best in MLB; League Avg: 22%.

Orioles hitters are slugging .497 against LHP this season — best in MLB; League Avg: .389.

Orioles hitters are slugging .740 on the first pitch of at-bats this season — best in MLB; League Avg: .554.

The Orioles are 44-21 (.677) against the run line (30.0% ROI) after a road win since the 2023 season — best in MLB; League Avg: .499.

The Orioles are batting .275 against LHP this season — tied for 4th best in MLB; League Avg: .245.

Diamondbacks pitchers have a strikeout rate of just 36% with two-strikes over the last 14 days — 2nd lowest in MLB; League Avg: 42%.

Diamondbacks pitchers have a strikeout rate of just 20% this season — 2nd lowest in MLB; League Avg: 22%.

The Diamondbacks have won just 0% of home games in which their opponents scored first this season — lowest in MLB; League Avg: 35%.

Opponents have a miss rate of just 23% against Diamondbacks pitchers this season — 4th lowest in MLB; League Avg: 25%.

The Orioles have won 52% of road games in which their opponents scored first since last season — highest in MLB; League Avg: 29%.

Orioles pitchers have walked 101 of 1,406 batters (7%) this season — 4th best in MLB; League Avg: 9%.

Orioles pitchers have won 43% of games in which they have allowed their opponent to score in three different innings since last season — 2nd highest in MLB; League Avg: 28%.

The Orioles won 53% of road games in which their opponents scored first in the 2023 season — highest in MLB; League Avg: 29%.

Orioles vs. Diamondbacks Injuries Tonight That May Affect Prop Bets 

  • Felix Bautista (Baltimore Orioles): Elbow, 60-Day IL
  • Terrin Vavra (Baltimore Orioles): Shoulder, Day-To-Day
  • John Means (Baltimore Orioles): Forearm, 15-Day IL
  • Kyle Bradish (Baltimore Orioles): Elbow, 15-Day IL
  • Cionel Perez (Baltimore Orioles): Oblique, 15-Day IL
  • Jordan Lawlar (Arizona Diamondbacks): Thumb, 60-Day IL
  • Alek Thomas (Arizona Diamondbacks): Hamstring, Day-To-Day
  • Eduardo Rodriguez (Arizona Diamondbacks): Shoulder, 15-Day IL
  • Paul Sewald (Arizona Diamondbacks): Oblique, 15-Day IL
  • Jose Castillo (Arizona Diamondbacks): Hand, 7-Day IL
  • Drey Jameson (Arizona Diamondbacks): Elbow, 60-Day IL

Bet now on Diamondbacks vs Orioles and all games with BetMGM


Bet on MLB Odds at BetMGM

Sportsbook promos are always available at BetMGM. For new customers, check out the sportsbook welcome offer and BetMGM Refer a Friend. For existing customers, there are Odds Boosts, Parlay Boosts, contests and more.

First Bet Offer BetMGM State Promo Pages $1,500
About the Author

BetMGM Betting

Read More @BETMGM

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.