Mariners vs Guardians Prediction, Odds & Player Prop Bets Today – MLB, Jun 20

Cleveland Guardians' Myles Straw attempts to run to first after grounding out to Los Angeles Angels starting pitcher Kenny Rosenberg who threw to first baseman Mike Moustakas during the first inning of a baseball game, Sunday, Sept. 10, 2023, in Anaheim, Calif.
(AP Photo/Ryan Sun)
  • The Mariners are -110 favorites vs the Guardians
  • Mariners vs Guardians Over / Under today: 8 Runs
  • Mariners / Guardians TV Channel: BSGL | RTNW

The Seattle Mariners (-110) visit Progressive Field to take on the Cleveland Guardians (-110) on Thursday, June 20, 2024. First pitch is scheduled for 1:10pm EDT in Cleveland, OH.

This season, the Mariners are 44-32 against the spread (ATS), while the Guardians are 40-31 ATS.

Mariners vs Guardians Starting Pitchers Today:

  • Mariners starting pitcher: Luis Castillo 6-7, 3.33 ERA
  • Guardians starting pitcher: Logan Allen 0-1, 5.47 ERA

Mariners vs. Guardians Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Mariners-1.5 +150O 8 +100-110
Guardians +1.5 -185U 8 -120-110

Mariners vs Guardians Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Thursday‘s MLB game with 51.9% 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 Mariners players for Thursday‘s game, looking at profitable historical betting trends:

Best Mariners Player Prop Bets Today:

  • J.P. Crawford has hit the Home Runs Over in 4 of his last 11 away games (+21.40 Units / 195% ROI)
  • J.P. Crawford has hit the Total Bases Over in 18 of his last 24 away games (+14.30 Units / 44% ROI)
  • J.P. Crawford has hit the Singles Under in 18 of his last 24 games (+11.25 Units / 35% ROI)
  • J.P. Crawford has hit the Hits Over in 16 of his last 19 away games (+10.75 Units / 28% ROI)
  • Dylan Moore has hit the Hits Runs and RBIs Under in 15 of his last 21 games (+9.25 Units / 36% ROI)

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

Best Guardians Player Prop Best Bets Today:

  • Jose Ramirez has hit the Home Runs Over in 14 of his last 47 games (+32.10 Units / 68% ROI)
  • Jose Ramirez has hit the RBIs Over in 29 of his last 50 games (+16.90 Units / 33% ROI)
  • Jose Ramirez has hit the Runs Over in 26 of his last 37 games (+14.60 Units / 35% ROI)
  • Andres Gimenez has hit the Hits Under in 13 of his last 22 games (+10.30 Units / 38% ROI)
  • Brayan Rocchio has hit the Singles Under in 16 of his last 21 games (+10.00 Units / 37% ROI)
  • The Seattle Mariners have hit the Moneyline in 17 of their last 23 games (+9.90 Units / 30% ROI)
  • The Seattle Mariners have hit the Game Total Over in 14 of their last 21 away games (+7.55 Units / 33% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Under in 15 of their last 23 away games (+5.30 Units / 18% ROI)
  • The Seattle Mariners have covered the Run Line in 34 of their last 64 games (+4.15 Units / 5% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 10 of their last 18 games (+3.10 Units / 11% ROI)
  • The Cleveland Guardians have hit the Moneyline in 45 of their last 71 games (+14.62 Units / 16% ROI)
  • The Cleveland Guardians have hit the 1st Five Innings (F5) Team Total Over in 44 of their last 71 games (+14.15 Units / 16% ROI)
  • The Cleveland Guardians have covered the Run Line in 40 of their last 71 games (+13.15 Units / 15% ROI)
  • The Cleveland Guardians have covered the 1st Five Innings (F5) Run Line in 34 of their last 57 games (+10.20 Units / 15% ROI)
  • The Cleveland Guardians have hit the Team Total Over in 42 of their last 71 games (+8.90 Units / 11% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 37-39 against the Run Line (-4.7 Units / -4.74% ROI).

  • 44-32 when betting on the Moneyline for +5.65 Units / 5.73% ROI
  • 29-44 when betting on the total runs Over for -18.55 Units / -22.73% ROI
  • 44-29 when betting on the total runs Under for +11.7 Units / 13.98% ROI

Guardians Against the Spread (ATS) Record

Against the spread this season, the Guardians are 40-31 against the Run Line (+13.15 Units / 15.24% ROI).

  • 45-26 when betting on the Moneyline for +14.62 Units / 15.8% ROI
  • 34-32 when betting on the total runs Over for -1.25 Units / -1.59% ROI
  • 32-34 when betting on the total runs Under for -5.15 Units / -6.64% ROI

Guardians vs Mariners Home Run Prop Bets Today

Over Under
Cal Raleigh (SEA) 0.5 +340 0.5 -450
Dylan Moore (SEA) 0.5 +450 0.5 -650
Josh Naylor (CLE) 0.5 +475 0.5 -650
Julio Rodriguez (SEA) 0.5 +525 0.5 -750
Jose Ramirez (CLE) 0.5 +525 0.5 -750

Guardians vs Mariners Total Hits Prop Bets Today

Over Under
Andres Gimenez (CLE) 0.5 -250 0.5 +180
Josh Naylor (CLE) 0.5 -250 0.5 +185
Will Brennan (CLE) 0.5 -250 0.5 +190
Jose Ramirez (CLE) 0.5 -250 0.5 +190
Dylan Moore (SEA) 0.5 -225 0.5 +170

Guardians vs Mariners RBI Prop Bets Today

Over Under
Cal Raleigh (SEA) 0.5 +125 0.5 -165
Jose Ramirez (CLE) 0.5 +130 0.5 -165
Josh Naylor (CLE) 0.5 +135 0.5 -185
Julio Rodriguez (SEA) 0.5 +155 0.5 -210
Dylan Moore (SEA) 0.5 +170 0.5 -225

Guardians vs Mariners Strikeout Prop Bets Today

Over Under
Logan Allen (CLE) 4.5 -135 4.5 +105
Luis Castillo (Sea) 4.5 +115 4.5 -150

Opponents are hitting just .141 (14-for-99) against Luis Castillo’s elevated fastball this season — 9th best among qualified SPs in MLB; League Avg: .206 — 86th Percentile.

Right-handed hitters have a miss rate of 33% (135/414) against Luis Castillo this season — 6th best among qualified SPs in MLB; League Avg: 26% — 93rd Percentile.

44% of Luis Castillo’s called strikeouts are elevated this season — 5th highest among qualified SPs in MLB; League Avg: 24% — 95th Percentile.

Luis Castillo has walked 6 of 135 batters (4%) when going through the lineup the first time in a game this season — tied for 10th best among qualified SPs in MLB; League Avg: 7% — 87th Percentile.

Guardians Starting Pitcher Stats & Trends

Logan Allen has allowed a slugging percentage of .667 (68 Total Bases / 102 ABs) versus the top of the order this season — 2nd highest in MLB among starting pitchers with at least 28 total IP; League Avg: .422 — first Percentile.

Logan Allen has allowed a slugging percentage of .626 (67 Total Bases / 107 ABs) when going through the lineup the second time in a game this season — 2nd highest in MLB among starting pitchers with at least 28 total IP; League Avg: .387 — first Percentile.

Logan Allen has allowed a slugging percentage of .541 (93 Total Bases / 172 ABs) versus hitters not batting 3-4-5 in the order this season — 3rd highest in MLB among starting pitchers with at least 28 total IP; League Avg: .382 — second Percentile.

Opponents have a line drive rate of just 12% (6/51) against Logan Allen with runners in scoring position this season — 5th lowest in MLB among starting pitchers with at least 28 total IP; League Avg: 24% — 97th Percentile.

Mariners Keys to the Game vs. the Guardians

The Mariners are 99-16 (.861) when they’ve had 10 or more hits since the 2022 season — best in MLB; League Avg: .733.

The Mariners are 172-7 (.961) when leading entering the 8th inning since the 2022 season — best in MLB; League Avg: .904.

The Mariners are 39-10 (.796) when allowing 4 or fewer runs this season — tied for 3rd best in MLB; League Avg: .717.

The Mariners are 59-10 (.855) when they’ve had 10 or more hits since the 2023 season — 2nd best in MLB; League Avg: .736.

Guardians Keys to the Game vs. the Mariners

The Guardians are 37-135 (.215) when trailing entering the 7th inning since the 2022 season — best in MLB; League Avg: .134.

The Guardians are 8-10 (.444) when allowing 10 or more hits this season — 2nd best in MLB; League Avg: .244.

The Guardians are 51-8 (.864) when they’ve had 5 or more XBH since the 2022 season — 5th best in MLB; League Avg: .796.

The Guardians are just 10-19 (.345) when tied entering the 8th inning since the 2023 season — 4th lowest in MLB; League Avg: .500.

The Mariners are batting just .125 on pitches out of the zone since the 2022 season — 2nd lowest in MLB; League Avg: .154.

Mariners hitters have 562 strikeouts in 2,012 PA’s (28%) against RHP this season — highest in MLB; League Avg: 22%.

Mariners hitters are averaging 4.08 pitches per plate appearance against RHP this season — highest in MLB; League Avg: 3.89.

Mariners hitters have 74 strikeouts in 219 PA’s (34%) over the past seven days (6 games) — highest in MLB; League Avg: 22%.

Guardians hitters have put just 34% of balls in play to the left side of the field since last season — lowest in MLB; League Avg: 39%.

Guardians hitters have missed on just 22% of swings since the 2022 season — best in MLB; League Avg: 26%.

Guardians hitters have put just 35% of balls in play to the left side of the field since the 2022 season — lowest in MLB; League Avg: 39%.

Guardians hitters have just 2,779 strikeouts in 14,921 PA’s (19%) since the 2022 season — best in MLB; League Avg: 22%.

Mariners pitchers have allowed an OBP of just .236 (674 PA’s) when facing the leadoff batter in the inning this season — best in MLB; League Avg: .302.

Mariners pitchers have walked 34 of 674 batters (5%) when facing the leadoff batter in the inning this season — best in MLB; League Avg: 8%.

Mariners pitchers have an ERA of 3.12 (1099.0 IP) at home since last season — best in MLB; League Avg: 4.12.

The Mariners pitchers have allowed division opponents to score first in just 18% of their games this season — lowest in MLB; League Avg: 50%.

Opponents have a groundball batting average of just .183 against Guardians pitchers with runners on base this season — best in MLB; League Avg: .257.

Guardians pitchers have walked 10 of 43 batters (23%) when facing the leadoff batter in the inning over the past seven days (5 games) — highest in MLB; League Avg: 8%.

Guardians pitchers have a strikeout rate of 26% with runners in scoring position this season — best in MLB; League Avg: 21%.

Opponents have a miss rate of 27% against Guardians pitchers this season — 4th best in MLB; League Avg: 25%.

Guardians vs. Mariners Injuries Tonight That May Affect Prop Bets 

  • Daniel Espino (Cleveland Guardians): Shoulder, Out
  • Gavin Williams (Cleveland Guardians): Elbow, 15-Day IL
  • Ben Lively (Cleveland Guardians): Illness, 15-Day IL
  • Luis Ortiz (Cleveland Guardians): Ankle, 15-Day IL
  • Xzavion Curry (Cleveland Guardians): Illness, 15-Day IL
  • Joey Cantillo (Cleveland Guardians): Hamstring, Out
  • Angel Martinez (Cleveland Guardians): Foot, 10-Day IL
  • Sam Hentges (Cleveland Guardians): Finger, 15-Day IL
  • Trevor Stephan (Cleveland Guardians): Elbow, 60-Day IL
  • George Valera (Cleveland Guardians): Hamstring, Out
  • James Karinchak (Cleveland Guardians): Shoulder, 60-Day IL
  • Jackson Kowar (Seattle Mariners): Elbow, 60-Day IL
  • Mitch Garver (Seattle Mariners): Back, Day-To-Day
  • Sam Haggerty (Seattle Mariners): Undisclosed, 10-Day IL
  • Gregory Santos (Seattle Mariners): Lat, 15-Day IL
  • Eduard Bazardo (Seattle Mariners): Shoulder, 15-Day IL
  • Bryan Woo (Seattle Mariners): Elbow, 15-Day IL
  • Matt Brash (Seattle Mariners): Elbow, 15-Day IL

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About the Author

Shane Jackson

Read More @Sjacksonmgm

Shane Jackson is a Web Content Writer for BetMGM, covering MLB and NBA. After graduating from the University of Kansas, his previous stops include MLB.com, Lawrence Journal-World, Manhattan Mercury, Bet Chicago Sports, WynnBET, and Sportsbook Review.

Shane Jackson is a Web Content Writer for BetMGM, covering MLB and NBA. After graduating from the University of Kansas, his previous stops include MLB.com, Lawrence Journal-World, Manhattan Mercury, Bet Chicago Sports, WynnBET, and Sportsbook Review.