Orioles vs Cardinals Prediction, Odds & Player Prop Bets Today – MLB, May 20

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St. Louis Cardinals second baseman Nolan Gorman throws out Cincinnati Reds' Elly De La Cruz at first base during the fifth inning of a baseball game, Friday, Sept. 8, 2023, in Cincinnati. (AP Photo/Joshua A. Bickel)
(AP Photo/Joshua A. Bickel)
BetMGM Betting @BETMGM May 20, 2024, 11:00 AM
  • The Cardinals are -125 favorites vs the Orioles
  • Orioles vs Cardinals Over / Under today: 7.5 Runs
  • Orioles / Cardinals TV Channel: MAS2 | BSMW

The Baltimore Orioles (+105) visit Busch Stadium to take on the St. Louis Cardinals (-125) on Monday, May 20, 2024. First pitch is scheduled for 7:45pm EDT in St. Louis, MO.

This season, the Orioles are 29-15 against the spread (ATS), while the Cardinals are 22-24 ATS.

Orioles vs Cardinals Starting Pitchers Today:

  • Orioles starting pitcher: Dean Kremer 3-3, 3.67 ERA
  • Cardinals starting pitcher: Sonny Gray 5-2, 3.08 ERA

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

SpreadOver / UnderMoneyline
Orioles+1.5 -200O 7.5 +100+105
Cardinals -1.5 +165U 7.5 -120-125

Orioles vs Cardinals Prediction for Today’s Game

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


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

Best Orioles Player Prop Bets Today:

  • Gunnar Henderson has hit the Home Runs Over in 14 of his last 38 games (+33.85 Units / 89% ROI)
  • Jorge Mateo has hit the Runs Over in 13 of his last 17 games (+16.35 Units / 96% ROI)
  • Anthony Santander has hit the Singles Under in 24 of his last 30 games (+14.75 Units / 33% ROI)
  • Gunnar Henderson has hit the RBIs Over in 21 of his last 43 games (+14.50 Units / 34% ROI)
  • Adley Rutschman has hit the Hits Over in 11 of his last 14 away games (+14.35 Units / 74% ROI)

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

Best Cardinals Player Prop Best Bets Today:

  • Alec Burleson has hit the Home Runs Over in 5 of his last 17 games (+24.80 Units / 146% ROI)
  • Nolan Arenado has hit the Hits Over in 33 of his last 43 games (+13.35 Units / 14% ROI)
  • Nolan Arenado has hit the Singles Over in 28 of his last 43 games (+12.90 Units / 28% ROI)
  • Brendan Donovan has hit the Runs Under in 25 of his last 36 games (+9.95 Units / 20% ROI)
  • Ivan Herrera has hit the Total Bases Over in his last 8 games (+8.50 Units / 69% ROI)
  • The Baltimore Orioles have covered the 1st Five Innings (F5) Run Line in 21 of their last 29 games (+12.70 Units / 36% ROI)
  • The Baltimore Orioles have hit the 1st Five Innings (F5) Moneyline in 20 of their last 29 games (+9.35 Units / 22% ROI)
  • The Baltimore Orioles have covered the Run Line in 19 of their last 35 games (+7.00 Units / 17% ROI)
  • The Baltimore Orioles have hit the Moneyline in 11 of their last 14 away games (+6.10 Units / 34% ROI)
  • The Baltimore Orioles have hit the 1st Five Innings (F5) Team Total Under in 10 of their last 16 away games (+4.15 Units / 22% ROI)
  • The St. Louis Cardinals have hit the Game Total Over in 10 of their last 11 games (+8.80 Units / 71% ROI)
  • The St. Louis Cardinals have hit the Team Total Under in 24 of their last 38 games (+8.25 Units / 18% ROI)
  • The St. Louis Cardinals have hit the 1st Five Innings (F5) Team Total Under in 20 of their last 32 games (+6.80 Units / 17% ROI)
  • The St. Louis Cardinals have hit the Moneyline in 5 of their last 7 games (+3.10 Units / 39% ROI)
  • The St. Louis Cardinals have covered the Run Line in 4 of their last 7 games (+0.85 Units / 9% ROI)

Orioles Against the Spread (ATS) Record

Against the spread this season, the Orioles are 23-21 against the Run Line (+6.85 Units / 13.54% ROI).

  • 29-15 when betting on the Moneyline for +5.4 Units / 8.47% ROI
  • 22-18 when betting on the total runs Over for +2.35 Units / 4.87% ROI
  • 18-22 when betting on the total runs Under for -6.45 Units / -13.27% ROI

Cardinals Against the Spread (ATS) Record

Against the spread this season, the Cardinals are 22-24 against the Run Line (-4.7 Units / -7.69% ROI).

  • 20-26 when betting on the Moneyline for -9.25 Units / -16.35% ROI
  • 21-23 when betting on the total runs Over for -4.6 Units / -9.01% ROI
  • 23-21 when betting on the total runs Under for +0.2 Units / 0.4% ROI

Cardinals vs Orioles Home Run Prop Bets Today

Over Under
Gunnar Henderson (BAL) 0.5 +450 0.5 -650
Nolan Gorman (STL) 0.5 +475 0.5 -650
Anthony Santander (BAL) 0.5 +525 0.5 -750
Paul Goldschmidt (STL) 0.5 +550 0.5 -800
Nolan Arenado (STL) 0.5 +600 0.5 -900

Cardinals vs Orioles Total Hits Prop Bets Today

Over Under
Alec Burleson (STL) 0.5 -250 0.5 +175
Adley Rutschman (BAL) 0.5 -250 0.5 +175
Brendan Donovan (STL) 0.5 -250 0.5 +190
Ryan Mountcastle (BAL) 0.5 -250 0.5 +180
Gunnar Henderson (BAL) 0.5 -250 0.5 +175

Cardinals vs Orioles RBI Prop Bets Today

Over Under
Nolan Arenado (STL) 0.5 +165 0.5 -225
Paul Goldschmidt (STL) 0.5 +175 0.5 -250
Alec Burleson (STL) 0.5 +180 0.5 -250
Ryan Mountcastle (BAL) 0.5 +185 0.5 -250
Anthony Santander (BAL) 0.5 +195 0.5 -275

Cardinals vs Orioles Strikeout Prop Bets Today

Over Under
Sonny Gray (STL) 5.5 -145 5.5 +110
Dean Kremer (BAL) 4.5 -140 4.5 +105

Opponents are hitting just .090 (6-for-67) against Dean Kremer when going through the lineup the first time in a game this season — best among in MLB; League Avg: .222 — 100th Percentile.

Opponents are hitting just .090 (6-for-67) against Dean Kremer when going through the lineup the first time in a game this season — best among qualified SPs in MLB; League Avg: .229 — 100th Percentile.

Dean Kremer has allowed a slugging percentage of just .179 (12 Total Bases / 67 ABs) when going through the lineup the first time in a game this season — 2nd best among qualified SPs in MLB; League Avg: .377 — 98th Percentile.

Opponents have a line drive rate of just 17% (21/124) against Dean Kremer this season — tied for 3rd lowest among qualified SPs in MLB; League Avg: 23% — 98th Percentile.

Cardinals Starting Pitcher Stats & Trends

Sonny Gray has allowed a slugging percentage of just .174 (54 Total Bases / 310 ABs) on sliders since the 2022 season — best in MLB among starting pitchers with at least 146 total IP; League Avg: .379 — 100th Percentile.

Sonny Gray has allowed a slugging percentage of just .308 (102 Total Bases / 331 ABs) when going through the lineup the first time in a game since last season — 2nd best among qualified SPs in MLB; League Avg: .387 — 96th Percentile.

Left-handed hitters have a line drive rate of 41% (21/51) against Sonny Gray this season — highest in MLB among starting pitchers with at least 16 total IP; League Avg: 24% — first Percentile.

Sonny Gray has not walked any of the 63 batters that he has faced when going through the lineup the first time in a game this season — tied for best in MLB among starting pitchers with at least 16 total IP; League Avg: 8% — 100th Percentile.

Orioles Keys to the Game vs. the Cardinals

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

The Orioles are 45-3 (.938) when they’ve had 5 or more XBH since the 2023 season — best in MLB; League Avg: .791.

The Orioles are 42-23 (.646) after a road win since the 2023 season — best in MLB; League Avg: .485.

Cardinals Keys to the Game vs. the Orioles

The Cardinals are just 17-28 (.378) after a win as favorites since the 2023 season — 3rd lowest in MLB; League Avg: .576.

The Cardinals are 28-12 (.700) when tied entering the 8th inning since the 2022 season — best in MLB; League Avg: .500.

The Cardinals are just 50-53 (.485) after a win as favorites since the 2022 season — 4th lowest in MLB; League Avg: .588.

The Cardinals are just 9-89 (.092) when trailing entering the 7th inning since the 2023 season — 5th lowest in MLB; League Avg: .143.

Orioles hitters are slugging .511 against LHP this season — best in MLB; League Avg: .386.

Orioles hitters have an OPS of .854 (527 PA’s) against LHP this season — best in MLB; League Avg: .699.

Orioles hitters have 57 extra-base hits out of 136 total hits (42%) against LHP this season — 2nd best in MLB; League Avg: 33%.

Orioles hitters have an OBP of .342 (527 PA’s) against LHP this season — 4th best in MLB; League Avg: .313.

The Cardinals are batting just .203 against LHP this season — 2nd lowest in MLB; League Avg: .244.

The Cardinals are batting just .235 against LHP since last season — tied for 2nd lowest in MLB; League Avg: .252.

Cardinals hitters are slugging just .377 against LHP since last season — tied for 2nd lowest in MLB; League Avg: .411.

The Cardinals have not scored first in any of their games against division opponents this season — lowest in MLB; League Avg: 50%.

Orioles pitchers have won 44% of games in which they have allowed their opponent to score in three different innings on the road since last season — highest in MLB; League Avg: 26%.

Orioles pitchers have won 47% of games in which they have allowed their opponent to score in three different innings this season — highest in MLB; League Avg: 25%.

Orioles pitchers have won 57% of games in which they have allowed their opponent to score in three different innings on the road this season — highest in MLB; League Avg: 24%.

The Orioles won 49% of games in which their opponents scored first in the 2023 season — highest in MLB; League Avg: 34%.

Opponents have a miss rate of just 23% against Cardinals pitchers since the 2022 season — 2nd lowest in MLB; League Avg: 26%.

Cardinals pitchers have walked 118 of 1,838 batters (6%) when facing the leadoff batter in the inning since last season — tied for 2nd best in MLB; League Avg: 8%.

Cardinals pitchers have a strikeout rate of just 20% since last season — 3rd lowest in MLB; League Avg: 23%.

Opponents have a groundball rate of 47% against Cardinals pitchers since the 2022 season — 2nd highest in MLB; League Avg: 43%.

Cardinals vs. Orioles Injuries Tonight That May Affect Prop Bets 

  • Dylan Carlson (St. Louis Cardinals): Shoulder, 10-Day IL
  • Keynan Middleton (St. Louis Cardinals): Forearm, 15-Day IL
  • Lars Nootbaar (St. Louis Cardinals): Ribs, 10-Day IL
  • Drew Rom (St. Louis Cardinals): Biceps, 15-Day IL
  • Sonny Gray (St. Louis Cardinals): Hamstring, 15-Day IL
  • Riley O’Brien (St. Louis Cardinals): Forearm, 15-Day IL
  • Tommy Edman (St. Louis Cardinals): Wrist, 10-Day IL
  • Packy Naughton (St. Louis Cardinals): Elbow, Out
  • 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

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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.