Red Sox vs Royals Prediction, Odds & Player Prop Bets Today – MLB, Sep 2

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Kansas City Royals' MJ Melendez bats during the first inning of a baseball game against the Los Angeles Angels Saturday, June 17, 2023, in Kansas City, Mo.
(AP Photo/Charlie Riedel)
BetMGM Betting @BETMGM Sep 02, 2023, 3:31 PM
  • The Red Sox are -175 favorites vs the Royals
  • Red Sox starting pitcher: Tanner Houck
  • Royals starting pitcher: Alec Marsh
  • Watch the game on BSKC

The Boston Red Sox (-175) visit Kauffman Stadium to take on the Kansas City Royals (+145) on Saturday, September 2, 2023. First pitch is scheduled for 7:10pm EDT in Kansas City.

The Red Sox are the betting favorite in this game, with the run line sitting at -1.5 (-115).

The Red Sox vs Royals Over/Under is 10.5 total runs for the game.

This season, the Red Sox are 0-0 against the spread (ATS), while the Royals are 0-0 ATS.

Red Sox vs. Royals Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Red Sox-1.5 -115O 10.5 -115-175
Royals +1.5 -105U 10.5 -105+145

Red Sox vs Royals Prediction for Today’s Game

Based on recent trends the model predicts the Red Sox will win Saturday‘s MLB matchup with 82.8% confidence.

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


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

Best Red Sox Player Prop Bets Today:

  • Rafael Devers has hit the Hits Under in 21 of his last 31 games (+12.45 Units / 22% ROI)
  • Rafael Devers has hit the Hits Runs and RBIs Under in 22 of his last 31 games (+11.85 Units / 31% ROI)
  • Enmanuel Valdez has hit the Runs Under in 13 of his last 14 away games (+10.60 Units / 33% ROI)
  • Enmanuel Valdez has hit the Hits Runs and RBIs Under in 11 of his last 12 away games (+9.55 Units / 54% ROI)
  • Trevor Story has hit the Runs Under in his last 9 away games (+9.10 Units / 56% ROI)

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

Best Royals Player Prop Best Bets Today:

  • Bobby Witt Jr. has hit the RBIs Over in 15 of his last 25 games at home (+13.95 Units / 56% ROI)
  • Jordan Lyles has hit the Earned Runs Over in 20 of his last 25 games (+13.10 Units / 37% ROI)
  • Drew Waters has hit the Total Bases Over in 19 of his last 24 games at home (+11.55 Units / 30% ROI)
  • MJ Melendez has hit the RBIs Under in his last 11 games (+11.00 Units / 43% ROI)
  • Bobby Witt Jr. has hit the Total Bases Over in 23 of his last 36 games (+10.65 Units / 28% ROI)

Royals vs Red Sox Home Run Prop Bets Today

Over Under
Alex Verdugo 0.5 +550 0.5 -1400
Freddy Fermin 0.5 +775 0.5 -3000
Rafael Devers 0.5 +325 0.5 -600
Masataka Yoshida 0.5 +775 0.5 -3000
Maikel Garcia 0.5 +1000 0.5 -10000

Royals vs Red Sox Total Hits Prop Bets Today

Over Under
Alex Verdugo 1.5 +175 1.5 -250
Freddy Fermin 0.5 -250 0.5 +175
Rafael Devers 1.5 +175 1.5 -225
Masataka Yoshida 1.5 +200 1.5 -275
Maikel Garcia 1.5 +160 1.5 -210

Royals vs Red Sox RBI Prop Bets Today

Over Under
Alex Verdugo 0.5 +175 0.5 -250
Freddy Fermin 0.5 +195 0.5 -275
Rafael Devers 0.5 +135 0.5 -175
Masataka Yoshida 0.5 +175 0.5 -250
Maikel Garcia 0.5 +240 0.5 -350

Royals vs Red Sox Strikeout Prop Bets Today

Over Under
Alec Marsh 4.5 -125 4.5 -105
Tanner Houck 4.5 +100 4.5 -130
  • The Boston Red Sox have hit the Game Total Over in 13 of their last 14 games (+11.95 Units / 77% ROI)
  • The Boston Red Sox have hit the Team Total Under in 26 of their last 45 away games (+5.35 Units / 10% ROI)
  • The Boston Red Sox have hit the 1st Five Innings (F5) Team Total Under in 28 of their last 50 away games (+4.35 Units / 7% ROI)
  • The Boston Red Sox have hit the Moneyline in 5 of their last 7 away games (+3.65 Units / 49% ROI)
  • The Boston Red Sox have covered the 1st Five Innings (F5) Run Line in 18 of their last 32 away games (+2.30 Units / 6% ROI)
  • The Kansas City Royals have hit the 1st Five Innings (F5) Moneyline in 14 of their last 24 games at home (+9.65 Units / 38% ROI)
  • The Kansas City Royals have covered the 1st Five Innings (F5) Run Line in 17 of their last 24 games at home (+8.95 Units / 31% ROI)
  • The Kansas City Royals have covered the Run Line in 16 of their last 24 games at home (+8.05 Units / 29% ROI)
  • The Kansas City Royals have hit the Team Total Over in 11 of their last 15 games at home (+6.74 Units / 37% ROI)
  • The Kansas City Royals have hit the Game Total Over in 10 of their last 15 games at home (+5.55 Units / 33% ROI)

Red Sox Against the Spread (ATS) Record

Against the spread this MLB season, the Red Sox have gone 0-0 against the Run Line (+0 Units / 0% ROI).

  • 0-0 when betting on the Moneyline for +0 Units / 0% ROI
  • 0-0 when betting on the total runs Over for +0 Units / 0% ROI
  • 0-0 when betting on the total runs Under for +0 Units / 0% ROI

Royals Against the Spread (ATS) Record

Against the spread this MLB season, the Royals have gone 0-0 against the Run Line (+0 Units / 0% ROI).

  • 0-0 when betting on the Moneyline for +0 Units / 0% ROI
  • 0-0 when betting on the total runs Over for +0 Units / 0% ROI
  • 0-0 when betting on the total runs Under for +0 Units / 0% ROI

Opponents have a groundball rate of 52% (204/389) against Tanner Houck since last season — tied for 13th highest in MLB among starting pitchers with at least 118 total IP; League Avg: 43% — 92nd Percentile.

Tanner Houck has located his fastballs down 44% of the time (424/962) since last season — 5th highest in MLB among starting pitchers with at least 118 total IP; League Avg: 28% — 97th Percentile.

Tanner Houck has allowed a slugging percentage of just .311 (32 Total Bases / 103 ABs) on inside fastballs since last season — 8th best in MLB among starting pitchers with at least 118 total IP; League Avg: .426 — 94th Percentile.

Tanner Houck has recorded 27 of his 57 strikeouts (47%) vs left-handed batters with his slider since last season — 15th highest in MLB among starting pitchers with at least 118 total IP; League Avg: 21% — 88th Percentile.

Royals Starting Pitcher Stats & Trends

Alec Marsh has not allowed a hit to any of the last 27 batters he’s faced after reaching two strikes. — Michael Tonkin has the longest active streak at 36.

Alec Marsh has thrown at least two strikes in his first three pitches to 47% (8/17) of opposing batters over the past seven days (1 games) — 3rd lowest in AL over the last week; League Avg: 67% — sixth Percentile.

Alec Marsh has a strikeout rate of 38% (9 SO in 24 PAs) over the past seven days (1 games) — tied for 3rd best in AL over the last week; League Avg: 24% — 95th Percentile.

Alec Marsh has allowed an OPS of 1.112 (62 PA’s) against right-handed batters over the last 30 days (5 games) — 8th highest among qualified RPs in MLB*; League Avg: .713 — seventh Percentile.

Red Sox Keys to the Game vs. the Royals

The Red Sox are 56-2 (.966) when leading entering the 8th inning this season — 2nd best in MLB; League Avg: .896.

The Red Sox are just 14-21 (.400) after a home loss this season — 3rd lowest in MLB; League Avg: .507.

The Red Sox are just 15-19 (.441) vs the bottom 10 runs allowed teams this season — 4th lowest in MLB; League Avg: .566.

The Red Sox are just 3-125 (.023) when trailing entering the 9th inning since last season — tied for 4th lowest in MLB; League Avg: .049.

Royals Keys to the Game vs. the Red Sox

The Royals are just 9-81 (.100) when their opponents score in the first inning since last season — lowest in MLB; League Avg: .360.

The Royals are just 5-40 (.111) when their opponents score in the first inning this season — lowest in MLB; League Avg: .387.

The Royals are just 1-8 (.111) when tied entering the 8th inning this season — lowest in MLB; League Avg: .500.

The Royals are just 8-15 (.348) after a loss as favorites since last season — lowest in MLB; League Avg: .584.

Red Sox hitters are slugging .529 when facing the starting pitcher for the 3rd time in a game this season — 2nd best in MLB; League Avg: .451.

The Red Sox are batting .187 on pitches out of the zone this season — best in MLB; League Avg: .151.

Red Sox hitters have an OBP of .355 (1,318 PA’s) when facing the starting pitcher for the 3rd time in a game since last season — tied for best in MLB; League Avg: .326.

The Red Sox are batting .277 at home since last season — best in MLB; League Avg: .249.

The Royals have a winning percentage of just 26% on the road this season — lowest in MLB; League Avg: 47%.

The Royals have a winning percentage of just 31% this season — 2nd lowest in MLB; League Avg: 50%.

The Royals have won just 52% of games in which they have scored in at least three different innings on the road since last season — 2nd lowest in MLB; League Avg: 72%.

The Royals have a winning percentage of just 29% on the road since last season — lowest in MLB; League Avg: 47%.

In games when their opponents have scored three or more runs in an inning, the Red Sox have have still managed to win 34% of the time this season — 3rd highest in MLB; League Avg: 25%.

Red Sox pitchers have an ERA of 8.49 (53.0 IP) over the past seven days (6 games) — highest in MLB; League Avg: 4.33.

The Red Sox have allowed 8.50 runs per game (51/6) over the past seven days (6 games) — highest in MLB; League Avg: 4.65.

Red Sox pitchers have an ERA of 5.07 (954.1 IP) against division opponents since last season — 3rd highest in MLB; League Avg: 4.09.

Royals pitchers have an ERA of 5.39 (573.0 IP) on the road this season — 2nd highest in MLB; League Avg: 4.45.

Royals pitchers have an ERA of 5.20 (1182.0 IP) this season — 3rd highest in MLB; League Avg: 4.33.

Royals pitchers have a strikeout rate of just 18% with runners in scoring position since last season — lowest in MLB; League Avg: 22%.

Royals pitchers have won only 15% of games in which they have allowed their opponent to score in three different innings since last season — lowest in MLB; League Avg: 27%.

Royals vs. Red Sox Injuries Tonight That May Affect Prop Bets 

  • Daniel A. Lynch (Royals): Shoulder, D15
  • Vincent Pasquantino (Royals): Shoulder, D60
  • Kristofer Bubic (Royals): Flexor, D60
  • John McMillon (Royals): Forearm, D15
  • Jacob Brentz (Royals): Elbow, D60
  • Nicholas Pratto (Royals): Groin, D10
  • Joshua Staumont (Royals): Neck, D60
  • Brad Keller (Royals): Shoulder, D60
  • Josh Taylor (Royals): Shoulder, D60
  • Kaleb Ort (Red Sox): Elbow, D60
  • Zachery Kelly (Red Sox): Elbow, D60
  • Brennan Bernardino (Red Sox): COVID-19, D15
  • Corey Kluber (Red Sox): Shoulder, D60
  • Gregory Mills (Red Sox): Elbow, D60
  • Jarren Duran (Red Sox): Toe, D10
  • Pablo Reyes (Red Sox): Elbow, D10
  • Joely Rodríguez (Red Sox): Hip, D15
  • Raúl Mondesi (Red Sox): Knee, 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.