Mariners vs Blue Jays Prediction, Odds & Player Prop Bets Today – MLB, Apr 29

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MLB betting odds, predictions and betting odds for today's games
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BetMGM Betting @BETMGM Apr 29, 2023, 3:32 PM
  • The Blue Jays are -275 favorites vs the Mariners
  • Mariners starting pitcher: Christoper Flexen
  • Blue Jays starting pitcher: Kevin Gausman
  • Watch the game on SN1

The Seattle Mariners (+220) visit Rogers Centre to take on the Toronto Blue Jays (-275) on Saturday, April 29, 2023. First pitch is scheduled for 3:07pm EDT in Toronto.

The Blue Jays are the betting favorite in this game, with the run line sitting at -2.5 (+105).

The Mariners vs Blue Jays Over/Under is 9 total runs for the game.

This season, the Mariners are 11-15 against the spread (ATS), while the Blue Jays are 16-10 ATS.

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

SpreadOver / UnderMoneyline
Mariners+2.5 -125O 9 +100+220
Blue Jays -2.5 +105U 9 -120-275

Mariners vs Blue Jays Prediction for Today’s Game

Based on recent trends the model predicts the Blue Jays will win Saturday‘s MLB matchup with 51.9% confidence.

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


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

Best Mariners Player Prop Bets Today:

  • Jarred Kelenic has hit the Hits Runs and RBIs Over in 15 of his last 19 games (+11.20 Units / 48% ROI)
  • Kolten Wong has hit the Total Bases Under in 13 of his last 18 games (+9.35 Units / 50% ROI)
  • Kolten Wong has hit the Hits Under in 13 of his last 18 games (+9.25 Units / 50% ROI)
  • Ty France has hit the Singles Under in 11 of his last 13 games (+9.20 Units / 67% ROI)
  • Jarred Kelenic has hit the Hits Over in 15 of his last 19 games (+8.70 Units / 30% ROI)

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

Best Blue Jays Player Prop Best Bets Today:

  • George Springer has hit the Hits Under in 16 of his last 23 games (+11.40 Units / 30% ROI)
  • Matt Chapman has hit the Hits Runs and RBIs Over in 17 of his last 27 games (+10.10 Units / 32% ROI)
  • Daulton Varsho has hit the RBIs Under in his last 10 games at home (+10.00 Units / 41% ROI)
  • Whit Merrifield has hit the Hits Runs and RBIs Over in 9 of his last 10 games (+8.85 Units / 79% ROI)
  • Whit Merrifield has hit the Hits Over in 11 of his last 12 games (+8.75 Units / 35% ROI)

Blue Jays vs Mariners Home Run Prop Bets Today

Over Under
Teoscar Hernandez 0.5 +400 0.5 -750
J.P. Crawford 0.5 +900 0.5 -5000
Kevin Kiermaier 0.5 +700 0.5 -2500
Eugenio Suarez 0.5 +450 0.5 -900
Kolten Wong 0.5 +825 0.5 -5000

Blue Jays vs Mariners Total Hits Prop Bets Today

Over Under
Teoscar Hernandez 0.5 -225 0.5 +160
J.P. Crawford 0.5 -165 0.5 +130
Kevin Kiermaier 0.5 -185 0.5 +140
Eugenio Suarez 0.5 -165 0.5 +125
Kolten Wong 0.5 -140 0.5 +105

Blue Jays vs Mariners RBI Prop Bets Today

Over Under
Teoscar Hernandez 0.5 +200 0.5 -275
J.P. Crawford 0.5 +290 0.5 -400
Kevin Kiermaier 0.5 +210 0.5 -275
Eugenio Suarez 0.5 +200 0.5 -275
Kolten Wong 0.5 +280 0.5 -400

Blue Jays vs Mariners Strikeout Prop Bets Today

Over Under
Gausman 7.5 +100 7.5 -130
McGee 2.5 -115 2.5 -110
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Under in 6 of their last 8 away games (+3.25 Units / 29% ROI)
  • The Seattle Mariners have hit the Game Total Under in 4 of their last 5 away games (+2.90 Units / 53% ROI)
  • The Seattle Mariners have hit the Team Total Over in 12 of their last 21 games (+2.35 Units / 10% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 3 of their last 5 away games (+1.80 Units / 32% ROI)
  • The Seattle Mariners have covered the Run Line in 3 of their last 5 away games (+1.40 Units / 21% ROI)
  • The Toronto Blue Jays have covered the Run Line in 16 of their last 22 games (+9.85 Units / 34% ROI)
  • The Toronto Blue Jays have hit the Game Total Under in 11 of their last 15 games (+8.80 Units / 53% ROI)
  • The Toronto Blue Jays have hit the Moneyline in 16 of their last 22 games (+8.65 Units / 26% ROI)
  • The Toronto Blue Jays have hit the 1st Five Innings (F5) Team Total Over in 6 of their last 7 games at home (+5.10 Units / 58% ROI)
  • The Toronto Blue Jays have covered the 1st Five Innings (F5) Run Line in 6 of their last 7 games (+4.90 Units / 55% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this MLB season, the Mariners have gone 11-15 against the Run Line (-4.95 Units / -14.78% ROI).

  • 11-15 when betting on the Moneyline for -7.45 Units / -20.61% ROI
  • 13-12 when betting on the total runs Over for -0.4 Units / -1.38% ROI
  • 12-13 when betting on the total runs Under for -2.3 Units / -8.13% ROI

Blue Jays Against the Spread (ATS) Record

Against the spread this MLB season, the Blue Jays have gone 16-10 against the Run Line (+4.95 Units / 14.73% ROI).

  • 17-9 when betting on the Moneyline for +5.95 Units / 15.47% ROI
  • 9-15 when betting on the total runs Over for -7.45 Units / -26.33% ROI
  • 15-9 when betting on the total runs Under for +4.8 Units / 16.58% ROI

Chris Flexen has allowed a slugging percentage of .952 (20 Total Bases / 21 ABs) on elevated fastballs this season — highest in MLB among starting pitchers with at least 9 total IP; League Avg: .420 — first Percentile.

Opponents are hitting .524 (11-for-21) against Chris Flexen’s elevated fastball this season — highest in MLB among starting pitchers with at least 9 total IP; League Avg: .245 — first Percentile.

Opposing hitters have a miss rate of 44% (20/45) against Chris Flexen when he’s behind in the count this season — best in MLB among starting pitchers with at least 9 total IP; League Avg: 24% — 100th Percentile.

Opponents are hitting .405 (15-for-37) against Chris Flexen’s curve and slider this season — highest in MLB among starting pitchers with at least 9 total IP; League Avg: .228 — first Percentile.

Blue Jays Starting Pitcher Stats & Trends

Kevin Gausman has allowed an OBP of just .030 (67 PA’s) with two-strikes this season — best among qualified SPs in MLB; League Avg: .242 — 100th Percentile.

Kevin Gausman has allowed an OPS of just .045 (68 PA’s) with two-strikes this season — best among qualified SPs in MLB; League Avg: .507 — 100th Percentile.

Opponents are hitting just .015 (1-for-66) against Kevin Gausman with two-strikes this season — best among qualified SPs in MLB; League Avg: .171 — 100th Percentile.

Kevin Gausman has allowed a slugging percentage of just .015 (1 Total Bases / 66 ABs) with two-strikes this season — best among qualified SPs in MLB; League Avg: .265 — 100th Percentile.

Mariners Keys to the Game vs. the Blue Jays

The Mariners are just 0-10 (.000) when allowing 5 or more runs this season — tied for lowest in MLB; League Avg: .199.

The Mariners are just 0-12 (.000) when trailing entering the 9th inning this season — tied for lowest in MLB; League Avg: .039.

The Mariners are just 0-10 (.000) when trailing entering the 7th inning this season — tied for lowest in MLB; League Avg: .125.

The Mariners are 78-3 (.963) when leading entering the 8th inning since last season — 2nd best in MLB; League Avg: .914.

Blue Jays Keys to the Game vs. the Mariners

The Blue Jays are 2-9 (.182) when trailing entering the 9th inning this season — 2nd best in MLB; League Avg: .039.

The Blue Jays are 40-58 (.408) when scoring 4 or fewer runs since last season — best in MLB; League Avg: .291.

The Blue Jays are 2-8 (.200) when trailing entering the 8th inning this season — tied for 3rd best in MLB; League Avg: .095.

The Blue Jays are 19-15 (.559) when tied entering the 7th inning since last season — 10th best in MLB; League Avg: .500.

Mariners hitters have an OBP of just .261 (249 PA’s) against LHP this season — lowest in MLB; League Avg: .322.

Mariners hitters have 23 extra-base hits out of 44 total hits (52%) against LHP this season — best in MLB; League Avg: 33%.

Mariners hitters are slugging just .170 on pitches out of the zone since the 2021 season — 2nd lowest in MLB; League Avg: .210.

Mariners hitters have an OPS of just .618 (249 PA’s) against LHP this season — lowest in MLB; League Avg: .728.

Blue Jays hitters have just 297 strikeouts in 1,516 PA’s (20%) against LHP since last season — 2nd best in MLB; League Avg: 22%.

The Blue Jays are batting .375 on the first pitch of at-bats since the 2021 season — best in MLB; League Avg: .340.

The Blue Jays are batting .264 on the road since last season — best in MLB; League Avg: .240.

The Blue Jays are batting .187 with two-strikes since last season — best in MLB; League Avg: .168.

In games when their opponents have scored three or more runs in an inning, the Mariners have won just just 0% of the time this season — tied for lowest in MLB; League Avg: 24%.

Mariners pitchers have walked 23 of 434 batters (5%) over the last 14 days (12 games) — 2nd best in MLB; League Avg: 8%.

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

Opponents have a groundball rate of just 41% against Mariners pitchers since last season — 3rd lowest in MLB; League Avg: 43%.

Blue Jays pitchers have walked 12 of 230 batters (5%) when facing the leadoff batter in the inning this season — best in MLB; League Avg: 9%.

Opponents have a miss rate of 28% against Blue Jays pitchers this season — 2nd best in MLB; League Avg: 26%.

Blue Jays pitchers have a strikeout rate of 29% with runners in scoring position this season — best in MLB; League Avg: 22%.

Blue Jays pitchers have a strikeout rate of 26% this season — 4th best in MLB; League Avg: 23%.

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

  • Hyun Jin Ryu (Blue Jays): Elbow, D60
  • Adam Cimber (Blue Jays): Rhomboid, D15
  • Christopher Bassitt (Blue Jays): Back, Day-to-Day
  • Chad Green (Blue Jays): Undisclosed, D60
  • Mitchell White (Blue Jays): Elbow, D15
  • Taylor Trammell (Mariners): Hand, D10
  • Andrés Muñoz (Mariners): Deltoid, D15
  • Robert Ray (Mariners): Flexor, D15
  • Dylan Moore (Mariners): Olique, D10
  • Evan White (Mariners): Adductor, 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.