- The Mariners are -110 favorites vs the Rays
- Mariners starting pitcher: George Kirby
- Rays starting pitcher: Taj Bradley
- Watch the game on BSSUN
The Seattle Mariners (-110) visit Tropicana Field to take on the Tampa Bay Rays (-110) on Friday, September 8, 2023. First pitch is scheduled for 6:40pm EDT in St. Petersburg.
The Mariners are the betting favorite in this game, with the run line sitting at -1.5 (+150).
The Mariners vs Rays Over/Under is 8 total runs for the game.
This season, the Mariners are 79-61 against the spread (ATS), while the Rays are 74-66 ATS.
Mariners vs. Rays Odds, Run Line, Over/Under & Moneyline
| Spread | Over / Under | Moneyline | |
| Mariners | -1.5 +150 | O 8 -110 | -110 |
| Rays | +1.5 -185 | U 8 -110 | -110 |
Mariners vs Rays Prediction for Today’s Game
Based on recent trends the model predicts the Mariners will win Friday‘s MLB matchup with 55.6% confidence.
This prediction factors in starting pitchers, recent team and player hitting performances, the last 5 games for both the Mariners and Rays and up-to-date player injuries.
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We’ve highlighted some favorite MLB player prop bets for Mariners players for Friday‘s game, looking at profitable historical betting trends:
Best Mariners Player Prop Bets Today:
- Teoscar Hernandez has hit the Hits Over in 25 of his last 35 games (+15.55 Units / 24% ROI)
- J.P. Crawford has hit the Hits Runs and RBIs Over in 33 of his last 50 games (+14.65 Units / 26% ROI)
- Teoscar Hernandez has hit the Singles Over in 26 of his last 37 games (+13.95 Units / 34% ROI)
- Teoscar Hernandez has hit the Total Bases Over in 16 of his last 20 games (+12.80 Units / 60% ROI)
- J.P. Crawford has hit the Total Bases Over in 18 of his last 25 away games (+11.95 Units / 33% ROI)
And here are some favorite MLB player prop bets for Rays players for Friday‘s game, looking at profitable historical betting trends:
Best Rays Player Prop Best Bets Today:
- Isaac Paredes has hit the RBIs Over in 17 of his last 33 games (+10.50 Units / 32% ROI)
- Harold Ramirez has hit the Runs Under in 13 of his last 15 games at home (+9.95 Units / 36% ROI)
- Yandy Diaz has hit the Hits Under in his last 7 games (+9.00 Units / 65% ROI)
- Josh Lowe has hit the Hits Over in 12 of his last 14 games at home (+8.55 Units / 31% ROI)
- Zach Eflin has hit the Pitching Outs Over in 16 of his last 23 games (+7.80 Units / 27% ROI)
Rays vs Mariners Home Run Prop Bets Today
| Over | Under | |
|---|---|---|
| Josh Rojas | 0.5 +950 | 0.5 -10000 |
| Teoscar Hernandez | 0.5 +333 | 0.5 -600 |
| J.P. Crawford | 0.5 +625 | 0.5 -1600 |
| Eugenio Suarez | 0.5 +425 | 0.5 -800 |
| Jose Siri | 0.5 +550 | 0.5 -1400 |
Rays vs Mariners Total Hits Prop Bets Today
| Over | Under | |
|---|---|---|
| Josh Rojas | 0.5 -120 | 0.5 -105 |
| Teoscar Hernandez | 0.5 -225 | 0.5 +175 |
| J.P. Crawford | 0.5 -175 | 0.5 +135 |
| Eugenio Suarez | 0.5 -150 | 0.5 +115 |
| Jose Siri | 0.5 -130 | 0.5 +100 |
Rays vs Mariners RBI Prop Bets Today
| Over | Under | |
|---|---|---|
| Josh Rojas | 0.5 +310 | 0.5 -450 |
| Teoscar Hernandez | 0.5 +145 | 0.5 -190 |
| J.P. Crawford | 0.5 +260 | 0.5 -350 |
| Eugenio Suarez | 0.5 +210 | 0.5 -275 |
| Jose Siri | 0.5 +225 | 0.5 -300 |
Rays vs Mariners Strikeout Prop Bets Today
| Over | Under | |
|---|---|---|
| George Kirby | 5.5 -115 | 5.5 -115 |
| Taj Bradley | 5.5 -135 | 5.5 +100 |
Mariners Best Bets Today:
- The Seattle Mariners have hit the Moneyline in 41 of their last 60 games (+15.65 Units / 18% ROI)
- The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 23 of their last 39 games (+13.19 Units / 22% ROI)
- The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 22 of their last 30 games (+13.18 Units / 36% ROI)
- The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Over in 39 of their last 64 games (+9.14 Units / 11% ROI)
- The Seattle Mariners have covered the Run Line in 21 of their last 34 away games (+8.55 Units / 19% ROI)
Rays Best Bets Today:
- The Tampa Bay Rays have hit the Team Total Under in 22 of their last 30 games at home (+13.54 Units / 38% ROI)
- The Tampa Bay Rays have hit the Game Total Over in 42 of their last 69 games at home (+13.20 Units / 17% ROI)
- The Tampa Bay Rays have hit the 1st Five Innings (F5) Team Total Over in 42 of their last 71 games at home (+10.62 Units / 13% ROI)
- The Tampa Bay Rays have covered the Run Line in 38 of their last 72 games at home (+9.40 Units / 12% ROI)
- The Tampa Bay Rays have hit the Moneyline in 47 of their last 72 games at home (+8.35 Units / 7% ROI)
Mariners Against the Spread (ATS) Record
Against the spread this MLB season, the Mariners have gone 69-71 against the Run Line (-4 Units / -2.25% ROI).
- 79-61 when betting on the Moneyline for -0.7 Units / -0.34% ROI
- 70-66 when betting on the total runs Over for -2.6 Units / -1.67% ROI
- 66-70 when betting on the total runs Under for -10.2 Units / -6.66% ROI
Rays Against the Spread (ATS) Record
Against the spread this MLB season, the Rays have gone 74-66 against the Run Line (+8.55 Units / 5.12% ROI).
- 85-55 when betting on the Moneyline for +7.25 Units / 3.25% ROI
- 74-62 when betting on the total runs Over for +5.8 Units / 3.74% ROI
- 62-74 when betting on the total runs Under for -18.35 Units / -11.99% ROI
Mariners Starting Pitcher Stats & Trends
George Kirby has a strike rate of 71% (1,697/2,398) this season — highest among qualified SPs in MLB; League Avg: 65% — 100th Percentile.
George Kirby has walked 14 of 634 batters (2%) this season — best among qualified SPs in MLB; League Avg: 7% — 100th Percentile.
George Kirby has walked 1 of 110 batters (1%) with runners in scoring position this season — best among qualified SPs in MLB; League Avg: 9% — 100th Percentile.
George Kirby’s K:BB ratio is 10.4 (145/14) this season — best among qualified SPs in MLB; League Avg: 3.3 — 100th Percentile.
Rays Starting Pitcher Stats & Trends
Opposing hitters have a groundball rate of just 16% (8/51) against Taj Bradley when he’s behind in the count this season — lowest in MLB among starting pitchers with at least 55 total IP; League Avg: 39% — 0 Percentile.
Left-handed hitters have a line drive rate of 35% (37/107) against Taj Bradley this season — highest in MLB among starting pitchers with at least 55 total IP; League Avg: 24% — 0 Percentile.
Opponents have a line drive rate of 30% (65/215) against Taj Bradley this season — tied for highest in MLB among starting pitchers with at least 55 total IP; League Avg: 23% — first Percentile.
Taj Bradley has a strikeout rate of 30% (106 SO in 353 PAs) this season — tied for 8th best in MLB among starting pitchers with at least 55 total IP; League Avg: 22% — 95th Percentile.
Mariners Keys to the Game vs. the Rays
The Mariners are 16-25 (.390) when allowing 10 or more hits this season — 3rd best in MLB; League Avg: .272.
The Mariners are 131-6 (.956) when leading entering the 8th inning since last season — best in MLB; League Avg: .907.
The Mariners are 12-6 (.667) after a win as underdogs this season — 2nd best in MLB; League Avg: .434.
The Mariners are 25-2 (.926) when they’ve had 5 or more XBH this season — 2nd best in MLB; League Avg: .792.
Rays Keys to the Game vs. the Mariners
The Rays are 16-23 (.410) when allowing 10 or more hits this season — 2nd best in MLB; League Avg: .272.
The Rays are 15-5 (.750) when tied entering the 8th inning this season — 2nd best in MLB; League Avg: .500.
The Rays are just 10-23 (.303) after a win as underdogs since last season — lowest in MLB; League Avg: .416.
The Rays are 13-5 (.722) when tied entering the 7th inning this season — tied for best in MLB; League Avg: .500.
Mariners Hitting Stats & Trends
The Mariners are batting just .123 on pitches out of the zone since last season — 2nd lowest in MLB; League Avg: .155.
Mariners hitters have put just 32% of their swings in play against LHP this season — lowest in MLB; League Avg: 37%.
The Mariners are batting just .126 on pitches out of the zone since the 2021 season — 2nd lowest in MLB; League Avg: .152.
Mariners hitters are slugging just .174 on pitches out of the zone since last season — 2nd lowest in MLB; League Avg: .214.
Rays Hitting Stats & Trends
Rays hitters have 149 strikeouts in 435 PA’s (34%) in lefty-lefty matchups since last season — highest in MLB; League Avg: 24%.
Rays hitters have a groundball batting average of .288 this season — best in MLB; League Avg: .249.
Rays hitters are slugging .447 against RHP this season — 4th best in MLB; League Avg: .414.
25% of Rays hitters strikeouts have come on 95+ MPH fastballs this season — 3rd highest in MLB; League Avg: 22%.
Mariners Pitching Stats & Trends
Mariners pitchers have walked 177 of 2,716 batters (7%) when facing the leadoff batter in the inning since last season — 3rd best in MLB; League Avg: 8%.
Mariners pitchers have walked 351 of 5,184 batters (7%) this season — tied for best in MLB; League Avg: 9%.
Mariners pitchers have a strike rate of 67% this season — highest in MLB; League Avg: 64%.
Mariners pitchers have thrown at least two strikes in their first three pitches to 69% of opposing batters this season — highest in MLB; League Avg: 64%.
Rays Pitching Stats & Trends
Rays pitchers have walked 770 of 11,125 batters (7%) since last season — best in MLB; League Avg: 8%.
Rays pitchers have walked 386 of 5,195 batters (7%) this season — 3rd best in MLB; League Avg: 9%.
Rays pitchers have walked 169 of 2,698 batters (6%) when facing the leadoff batter in the inning since last season — 2nd best in MLB; League Avg: 8%.
Rays pitchers have an ERA of 3.32 (1394.0 IP) at home since last season — 2nd best in MLB; League Avg: 4.02.
Rays vs. Mariners Injuries Tonight That May Affect Prop Bets
- Jeffrey Springs (Rays): Elbow, D60
- Drew Rasmussen (Rays): Flexor, D60
- Shane Baz (Rays): Elbow, D60
- Jason Adam (Rays): Oblique, D15
- Shane McClanahan (Rays): Forearm, D60
- Garrett Cleavinger (Rays): Knee, D60
- Manuel Margot (Rays): Elbow, D10
- Emerson Hancock (Mariners): Shoulder, D60
- Easton McGee (Mariners): Forearm, D60
- Marco Gonzales (Mariners): Forearm, D60
- Thomas Murphy (Mariners): Thumb, D10
- Robert Ray (Mariners): Flexor, D60
- William Murfee (Mariners): Elbow, D60
- Evan White (Mariners): Adductor, D60
- Jarred Kelenic (Mariners): Foot, D10
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