Rays vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Jun 30

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MLB betting odds, predictions and betting odds for today's games
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BetMGM Betting @BETMGM Jun 30, 2023, 3:32 PM
  • The Rays are -130 favorites vs the Mariners
  • Rays starting pitcher: Shane McClanahan
  • Mariners starting pitcher: Bryce Miller
  • Watch the game on ROOT Sports NW

The Tampa Bay Rays (-130) visit T-Mobile Park to take on the Seattle Mariners (+110) on Friday, June 30, 2023. First pitch is scheduled for 10:10pm EDT in Seattle.

The Rays are the betting favorite in this game, with the run line sitting at -1.5 (+135).

The Rays vs Mariners Over/Under is 7.5 total runs for the game.

This season, the Rays are 56-28 against the spread (ATS), while the Mariners are 36-43 ATS.

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

SpreadOver / UnderMoneyline
Rays-1.5 +135O 7.5 -115-130
Mariners +1.5 -165U 7.5 -105+110

Rays vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Rays will win Friday‘s MLB matchup with 67.1% confidence.

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


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

Best Rays Player Prop Bets Today:

  • Luke Raley has hit the Hits Runs and RBIs Over in 14 of his last 17 games (+11.35 Units / 61% ROI)
  • Luke Raley has hit the Runs Over in 9 of his last 10 away games (+9.40 Units / 91% ROI)
  • Isaac Paredes has hit the RBIs Under in 14 of his last 16 away games (+9.00 Units / 24% ROI)
  • Isaac Paredes has hit the Hits Runs and RBIs Under in 13 of his last 16 away games (+8.40 Units / 38% ROI)
  • Isaac Paredes has hit the Runs Under in 14 of his last 17 away games (+7.90 Units / 23% ROI)

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

Best Mariners Player Prop Best Bets Today:

  • Ty France has hit the Runs Over in 18 of his last 32 games (+9.75 Units / 30% ROI)
  • AJ Pollock has hit the Hits Under in 7 of his last 8 games at home (+8.80 Units / 110% ROI)
  • AJ Pollock has hit the Singles Under in 10 of his last 11 games at home (+8.40 Units / 51% ROI)
  • AJ Pollock has hit the Total Bases Under in 10 of his last 12 games (+8.40 Units / 44% ROI)
  • George Kirby has hit the Pitching Outs Over in 11 of his last 13 games (+8.25 Units / 42% ROI)

Mariners vs Rays Home Run Prop Bets Today

Over Under
Teoscar Hernandez 0.5 +360 0.5 -650
J.P. Crawford 0.5 +850 0.5 -5000
Kolten Wong 0.5 +1100 0.5
Eugenio Suarez 0.5 +475 0.5 -1100
Christian Bethancourt 0.5 +450 0.5 -900

Mariners vs Rays Total Hits Prop Bets Today

Over Under
Teoscar Hernandez 0.5 -185 0.5 +140
J.P. Crawford 0.5 -190 0.5 +145
Kolten Wong 0.5 -105 0.5 -120
Eugenio Suarez 0.5 -125 0.5 -105
Christian Bethancourt 0.5 -160 0.5 +120

Mariners vs Rays RBI Prop Bets Today

Over Under
Teoscar Hernandez 0.5 +165 0.5 -225
J.P. Crawford 0.5 +320 0.5 -500
Kolten Wong 0.5 +400 0.5 -650
Eugenio Suarez 0.5 +260 0.5 -350
Christian Bethancourt 0.5 +200 0.5 -275

Mariners vs Rays Strikeout Prop Bets Today

Over Under
Bryce Miller 5.5 +105 5.5 -140
Shane McClanahan 6.5 -140 6.5 +105
  • The Tampa Bay Rays have hit the Team Total Over in 53 of their last 84 games (+18.60 Units / 19% ROI)
  • The Tampa Bay Rays have hit the Moneyline in 56 of their last 84 games (+15.35 Units / 11% ROI)
  • The Tampa Bay Rays have covered the 1st Five Innings (F5) Run Line in 52 of their last 84 games (+13.60 Units / 13% ROI)
  • The Tampa Bay Rays have hit the 1st Five Innings (F5) Moneyline in 31 of their last 54 games (+10.05 Units / 12% ROI)
  • The Tampa Bay Rays have hit the Game Total Over in 45 of their last 80 games (+9.50 Units / 11% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Over in 24 of their last 38 games at home (+9.25 Units / 20% ROI)
  • The Seattle Mariners have hit the Team Total Under in 9 of their last 13 games (+4.40 Units / 29% ROI)
  • The Seattle Mariners have hit the Game Total Under in 13 of their last 23 games at home (+3.20 Units / 12% ROI)
  • The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 14 of their last 23 games at home (+3.00 Units / 10% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 6 of their last 9 games at home (+1.45 Units / 9% ROI)

Rays Against the Spread (ATS) Record

Against the spread this MLB season, the Rays have gone 46-38 against the Run Line (+8.45 Units / 8.51% ROI).

  • 56-28 when betting on the Moneyline for +15.35 Units / 11.04% ROI
  • 46-34 when betting on the total runs Over for +8.3 Units / 8.97% ROI
  • 34-46 when betting on the total runs Under for -16.8 Units / -18.2% ROI

Mariners Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 36-43 against the Run Line (-10.75 Units / -10.51% ROI).

  • 38-41 when betting on the Moneyline for -15.35 Units / -13.2% ROI
  • 39-38 when betting on the total runs Over for -3.05 Units / -3.47% ROI
  • 38-39 when betting on the total runs Under for -4.55 Units / -5.28% ROI

Shane McClanahan has walked 28 of 306 right-handed batters (9%) this season — 8th highest among qualified SPs in MLB; League Avg: 7% — 13th Percentile.

Opponents are hitting just .204 (69-for-339) against Shane McClanahan this season — 6th best among qualified SPs in MLB; League Avg: .240 — 92nd Percentile.

Opponents are hitting just .119 (24-for-202) against Shane McClanahan with two-strikes this season — 9th best among qualified SPs in MLB; League Avg: .164 — 88th Percentile.

Opponents have a miss rate of 34% (245/732) against Shane McClanahan this season — 3rd best among qualified SPs in MLB; League Avg: 26% — 97th Percentile.

Mariners Starting Pitcher Stats & Trends

Opposing hitters have a miss rate of just 8% (7/86) against Bryce Miller when he’s behind in the count this season — lowest in MLB among starting pitchers with at least 31 total IP; League Avg: 23% — 0 Percentile.

Opponents are hitting just .211 (32-for-152) against Bryce Miller on pitches in the strike zone this season — 2nd best in MLB among starting pitchers with at least 31 total IP; League Avg: .290 — 99th Percentile.

Bryce Miller has walked 3 of 20 batters (15%) over the past seven days (1 games) — 4th highest in AL over the last week; League Avg: 7% — sixth Percentile.

Bryce Miller has thrown fastballs 69% of the time (345/501) against right-handed batters this season — tied for 2nd highest in MLB among starting pitchers with at least 31 total IP; League Avg: 48% — 99th Percentile.

Rays Keys to the Game vs. the Mariners

The Rays are 10-2 (.833) after a home loss this season — best in MLB; League Avg: .500.

The Rays are 17-20 (.459) when scoring 4 or fewer runs this season — best in MLB; League Avg: .274.

The Rays are 19-9 (.679) after a loss this season — 2nd best in MLB; League Avg: .482.

The Rays are 10-10 (.500) when allowing 10 or more hits this season — 2nd best in MLB; League Avg: .272.

Mariners Keys to the Game vs. the Rays

The Mariners are 25-3 (.893) when they’ve had 5 or more XBH since last season — best in MLB; League Avg: .794.

The Mariners are just 2-25 (.074) when allowing 5 or more runs this season — lowest in MLB; League Avg: .214.

The Mariners are 8-100 (.074) when trailing entering the 9th inning since last season — 4th best in MLB; League Avg: .047.

The Mariners are just 8-19 (.296) vs top 10 scoring offenses this season — 4th lowest in MLB; League Avg: .426.

Rays hitters are slugging .478 against LHP this season — 3rd best in MLB; League Avg: .416.

The Rays have a winning percentage of 77% at home this season — best in MLB; League Avg: 53%.

The Rays have scored first in 66% of their games this season — 2nd highest in MLB; League Avg: 50%.

Rays hitters are slugging .398 on PA’s that last 5+ pitches this season — best in MLB; League Avg: .317.

Mariners hitters have an OBP of just .274 (351 PA’s) when facing the starting pitcher for the 3rd time in a game this season — lowest in MLB; League Avg: .329.

The Mariners are batting just .208 when facing the starting pitcher for the 3rd time in a game this season — lowest in MLB; League Avg: .264.

The Mariners are batting just .313 on the first pitch of at-bats since the 2021 season — lowest in MLB; League Avg: .342.

Mariners hitters are slugging just .176 on pitches out of the zone since last season — 3rd lowest in MLB; League Avg: .214.

The Rays pitchers have allowed their opponents to score first in just 34% of their games this season — 2nd lowest in MLB; League Avg: 50%.

Rays pitchers have walked 136 of 2,177 batters (6%) when facing the leadoff batter in the inning since last season — best in MLB; League Avg: 8%.

Rays pitchers have won 59% of games in which they have allowed their opponent to score in three different innings at home this season — highest in MLB; League Avg: 30%.

Opponents have a groundball rate of 47% against Rays pitchers this season — 3rd highest in MLB; League Avg: 43%.

Mariners pitchers have a strikeout rate of 32% in close and late situations this season — 2nd best in MLB; League Avg: 25%.

Mariners pitchers have walked 211 of 2,933 batters (7%) this season — best in MLB; League Avg: 9%.

Mariners pitchers have 139 three-pitch strikeouts this season — 4th most in MLB.

Opponents have a groundball rate of 45% against Mariners pitchers this season — 5th highest in MLB; League Avg: 43%.

Mariners vs. Rays Injuries Tonight That May Affect Prop Bets 

  • Easton McGee (Mariners): Forearm, D60
  • Marco Gonzales (Mariners): Forearm, D15
  • Robert Ray (Mariners): Flexor, D60
  • William Murfee (Mariners): Elbow, D15
  • Evan White (Mariners): Adductor, D60
  • Jeffrey Springs (Rays): Elbow, D60
  • Andrew Kittredge (Rays): Elbow, D60
  • Drew Rasmussen (Rays): Flexor, D60
  • Shane Baz (Rays): Elbow, D60
  • Shane McClanahan (Rays): Back, Day-to-Day
  • Brandon Lowe (Rays): Leg, D10
  • Garrett Cleavinger (Rays): Knee, D60
  • Josh Fleming (Rays): 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.