Blue Jays vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Jul 5

Seattle Mariners designated hitter Mitch Haniger, left, follows through on a home run against the Cleveland Guardians during the first inning of a spring training baseball game Sunday, Feb. 25, 2024, in Peoria, Ariz. (AP Photo/Lindsey Wasson)
(AP Photo/Lindsey Wasson)
  • The Mariners are -150 favorites vs the Blue Jays
  • Blue Jays vs Mariners Over / Under today: 7 Runs
  • Blue Jays / Mariners TV Channel: RTNW | RSN

The Toronto Blue Jays (+125) visit T-Mobile Park to take on the Seattle Mariners (-150) on Friday, July 5, 2024. First pitch is scheduled for 9:40pm EDT in Seattle, WA.

This season, the Blue Jays are 39-48 against the spread (ATS), while the Mariners are 40-49 ATS.

Blue Jays vs Mariners Starting Pitchers Today:

  • Blue Jays starting pitcher: Kevin Gausman 6-7, 4.75 ERA
  • Mariners starting pitcher: Luis Castillo 6-9, 3.87 ERA

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

SpreadOver / UnderMoneyline
Blue Jays+1.5 -175O 7 +100+125
Mariners -1.5 +145U 7 -120-150

Blue Jays vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Friday‘s MLB game with 53.9% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


Bet now on Blue Jays vs Mariners and all games with BetMGM


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

Best Blue Jays Player Prop Bets Today:

  • Vladimir Guerrero Jr has hit the Singles Over in 34 of his last 50 games (+13.05 Units / 20% ROI)
  • Vladimir Guerrero Jr has hit the Hits Over in 30 of his last 50 games (+10.35 Units / 12% ROI)
  • Vladimir Guerrero Jr has hit the Home Runs Over in 3 of his last 5 games (+10.25 Units / 205% ROI)
  • Alejandro Kirk has hit the Runs Under in 14 of his last 16 games (+10.05 Units / 31% ROI)
  • Daulton Varsho has hit the RBIs Under in 12 of his last 13 games (+9.65 Units / 30% 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:

  • Luke Raley has hit the Home Runs Over in 5 of his last 13 games at home (+15.60 Units / 120% ROI)
  • Julio Rodriguez has hit the Hits Under in 24 of his last 35 games (+15.00 Units / 23% ROI)
  • Julio Rodriguez has hit the Total Bases Under in 34 of his last 50 games (+12.60 Units / 18% ROI)
  • Josh Rojas has hit the Singles Under in 20 of his last 27 games (+11.90 Units / 35% ROI)
  • Julio Rodriguez has hit the Hits Runs and RBIs Under in 18 of his last 26 games (+10.55 Units / 37% ROI)
  • The Toronto Blue Jays have hit the Team Total Under in 50 of their last 86 games (+11.70 Units / 12% ROI)
  • The Toronto Blue Jays have hit the Game Total Over in 12 of their last 17 games (+7.70 Units / 41% ROI)
  • The Toronto Blue Jays have hit the 1st Five Innings (F5) Team Total Under in 15 of their last 22 away games (+5.75 Units / 20% ROI)
  • The Toronto Blue Jays have covered the Run Line in 14 of their last 21 away games (+5.15 Units / 17% ROI)
  • The Toronto Blue Jays have hit the 1st Five Innings (F5) Moneyline in 8 of their last 14 away games (+2.35 Units / 12% ROI)
  • The Seattle Mariners have hit the Game Total Under in 30 of their last 44 games at home (+15.50 Units / 31% ROI)
  • The Seattle Mariners have hit the Moneyline in 25 of their last 35 games at home (+12.50 Units / 25% ROI)
  • The Seattle Mariners have covered the Run Line in 20 of their last 35 games at home (+8.35 Units / 20% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Under in 33 of their last 56 games (+7.65 Units / 11% ROI)
  • The Seattle Mariners have hit the Team Total Under in 24 of their last 40 games at home (+6.40 Units / 13% ROI)

Blue Jays Against the Spread (ATS) Record

Against the spread this season, the Blue Jays are 38-49 against the Run Line (-21.3 Units / -18.18% ROI).

  • 39-48 when betting on the Moneyline for -16.45 Units / -14.68% ROI
  • 41-43 when betting on the total runs Over for -6.3 Units / -6.6% ROI
  • 43-41 when betting on the total runs Under for -2.35 Units / -2.45% ROI

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 40-49 against the Run Line (-14.45 Units / -12.45% ROI).

  • 48-41 when betting on the Moneyline for -1.4 Units / -1.22% ROI
  • 35-50 when betting on the total runs Over for -18.95 Units / -19.74% ROI
  • 50-35 when betting on the total runs Under for +11.35 Units / 11.59% ROI

Mariners vs Blue Jays Home Run Prop Bets Today

Over Under
Cal Raleigh (SEA) 0.5 +333 0.5 -450
Daulton Varsho (TOR) 0.5 +400 0.5 -550
Dominic Canzone (SEA) 0.5 +400 0.5 -550
Vladimir Guerrero Jr. (TOR) 0.5 +400 0.5 -550
Mitch Garver (SEA) 0.5 +425 0.5 -600

Mariners vs Blue Jays Total Hits Prop Bets Today

Over Under
Julio Rodriguez (SEA) 0.5 -250 0.5 +180
Vladimir Guerrero Jr. (TOR) 0.5 -250 0.5 +180
George Springer (TOR) 0.5 -200 0.5 +155
Alejandro Kirk (TOR) 0.5 -165 0.5 +125
Spencer Horwitz (TOR) 0.5 -165 0.5 +130

Mariners vs Blue Jays RBI Prop Bets Today

Over Under
Julio Rodriguez (SEA) 0.5 +170 0.5 -225
Vladimir Guerrero Jr. (TOR) 0.5 +175 0.5 -250
Dominic Canzone (SEA) 0.5 +180 0.5 -250
Cal Raleigh (SEA) 0.5 +180 0.5 -250
Daulton Varsho (TOR) 0.5 +185 0.5 -250

Mariners vs Blue Jays Strikeout Prop Bets Today

Over Under
Kevin Gausman (TOR) 6.5 -160 6.5 +125
Luis Castillo (Sea) 5.5 +110 5.5 -140

Kevin Gausman has allowed a slugging percentage of .667 (32 Total Bases / 48 ABs) on fastballs away this season — 5th highest among qualified SPs in MLB; League Avg: .357 — eighth Percentile.

Opponents are hitting .327 (17-for-52) against Kevin Gausman’s elevated fastball this season — 2nd highest among qualified SPs in MLB; League Avg: .208 — third Percentile.

Hitters have chased just 85 of Kevin Gausman’s 461 breaking balls down out of the zone (chase rate of 18%) since the 2022 season — lowest in MLB among starting pitchers with at least 163 total IP; League Avg: 35% — 0 Percentile.

Kevin Gausman has thrown his off-speed pitches for a strike just 52% (330/630) of the time this season — lowest among qualified SPs in MLB; League Avg: 62% — first Percentile.

Mariners Starting Pitcher Stats & Trends

Luis Castillo has a strikeout rate of 41% (51 SO in 123 PAs) in PAs ending on elevated fastballs this season — 4th best among qualified SPs in MLB; League Avg: 27% — 95th Percentile.

Left-handed batters are hitting .286 (54-for-189) against Luis Castillo this season — tied for 5th highest among qualified SPs in MLB; League Avg: .239 — 11th Percentile.

Luis Castillo has allowed a slugging percentage of .414 (92 Total Bases / 222 ABs) when ahead in the count this season — 3rd highest among qualified SPs in MLB; League Avg: .285 — fourth Percentile.

Luis Castillo has allowed a slugging percentage of just .259 (29 Total Bases / 112 ABs) on elevated fastballs this season — 9th best among qualified SPs in MLB; League Avg: .356 — 84th Percentile.

Blue Jays Keys to the Game vs. the Mariners

The Blue Jays are just 14-65 (.177) when allowing 10 or more hits since the 2023 season — 3rd lowest in MLB; League Avg: .263.

The Blue Jays are just 12-24 (.333) after a win as underdogs since the 2023 season — 3rd lowest in MLB; League Avg: .420.

The Blue Jays are 22-18 (.550) after a loss as underdogs since the 2023 season — 3rd best in MLB; League Avg: .429.

The Blue Jays are 53-43 (.552) after a road loss since the 2022 season — 5th best in MLB; League Avg: .461.

Mariners Keys to the Game vs. the Blue Jays

The Mariners are 175-8 (.956) when leading entering the 8th inning since the 2022 season — best in MLB; League Avg: .905.

The Mariners are 107-7 (.939) when leading entering the 8th inning since the 2023 season — 5th best in MLB; League Avg: .898.

The Mariners are 7-34 (.171) when trailing entering the 8th inning this season — 4th best in MLB; League Avg: .104.

The Mariners are 100-16 (.862) when they’ve had 10 or more hits since the 2022 season — best in MLB; League Avg: .734.

Blue Jays hitters have just 648 strikeouts in 3,374 PA’s (19%) against LHP since the 2022 season — 2nd best in MLB; League Avg: 22%.

The Blue Jays are batting .259 against LHP since the 2022 season — 5th best in MLB; League Avg: .249.

Blue Jays hitters have just 402 strikeouts in 2,135 PA’s (19%) against LHP since last season — 2nd best in MLB; League Avg: 22%.

Blue Jays hitters have an OBP of .333 (2,135 PA’s) against LHP since last season — tied for 3rd best in MLB; League Avg: .320.

Mariners hitters have put just 31% of their swings in play with two-strikes this season — lowest in MLB; League Avg: 37%.

The Mariners are batting just .211 against LHP this season — lowest in MLB; League Avg: .248.

The Mariners are batting just .152 with two-strikes since last season — 2nd lowest in MLB; League Avg: .171.

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

Opponents have a miss rate of just 23% against Blue Jays pitchers this season — 3rd lowest in MLB; League Avg: 25%.

Blue Jays pitchers have walked 246 of 3,670 batters (7%) when facing the leadoff batter in the inning since the 2022 season — tied for 4th best in MLB; League Avg: 8%.

Blue Jays pitchers have allowed a run just 26% of the time after an opposing score since last season — lowest in MLB; League Avg: 31%.

Blue Jays pitchers had allowed a run just 24% of the time after an opposing score in the 2023 season — lowest in MLB; League Avg: 32%.

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

Mariners pitchers have walked 628 of 9,179 batters (7%) since last season — best in MLB; League Avg: 8%.

The Mariners have allowed 2.93 runs per game (132/45) at home this season — best in MLB; League Avg: 4.36.

Mariners pitchers have an ERA of 3.14 (1154.0 IP) at home since last season — best in MLB; League Avg: 4.12.

Mariners vs. Blue Jays Injuries Tonight That May Affect Prop Bets 

  • 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
  • Erik Swanson (Toronto Blue Jays): Forearm, 15-Day IL
  • Jordan Romano (Toronto Blue Jays): Elbow, 15-Day IL
  • Bo Bichette (Toronto Blue Jays): Neck, Day-To-Day
  • Danny Jansen (Toronto Blue Jays): Wrist, 10-Day IL
  • Alek Manoah (Toronto Blue Jays): Shoulder, 15-Day IL

Bet now on Blue Jays vs Mariners and all games with BetMGM


Bet on MLB Odds at BetMGM

Sportsbook promos are always available at BetMGM. For new customers, check out the sportsbook welcome offer and BetMGM Refer a Friend. For existing customers, there are Odds Boosts, Parlay Boosts, contests and more.

First Bet Offer BetMGM State Promo Pages $1,500
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.