Cubs vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Apr 12

Seattle Mariners' Ty France looks on during a baseball game against the Texas Rangers, Saturday, Sept. 30, 2023, in Seattle. (AP Photo/Lindsey Wasson)
(AP Photo/Lindsey Wasson)
  • The Cubs are +100 favorites vs the Mariners
  • Cubs vs Mariners Over / Under today: 8 Runs
  • Cubs / Mariners TV Channel: ATV+

The Chicago Cubs (+100) visit T-Mobile Park to take on the Seattle Mariners (-120) on Friday, April 12, 2024. First pitch is scheduled for 9:40pm EDT in Seattle, WA.

This season, the Cubs are 7-5 against the spread (ATS), while the Mariners are 4-9 ATS.

Cubs vs Mariners Starting Pitchers Today:

  • Cubs starting pitcher: Jordan Wicks 0-1, 4.00 ERA
  • Mariners starting pitcher: Bryce Miller 1-1, 3.00 ERA

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

SpreadOver / UnderMoneyline
Cubs-1.5 +160O 8 -115+100
Mariners +1.5 -210U 8 -105-120

Cubs vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Friday‘s MLB game with 51.0% 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 Cubs players for Friday‘s game, looking at profitable historical betting trends:

Best Cubs Player Prop Bets Today:

  • Seiya Suzuki has hit the Hits Over in 37 of his last 50 games (+15.70 Units / 14% ROI)
  • Seiya Suzuki has hit the Hits Runs and RBIs Over in 34 of his last 50 games (+14.80 Units / 24% ROI)
  • Seiya Suzuki has hit the Total Bases Over in 31 of his last 50 games (+12.80 Units / 21% ROI)
  • Kyle Hendricks has hit the Pitching Outs Under in 14 of his last 19 games (+7.45 Units / 29% ROI)
  • Christopher Morel has hit the Hits Over in 10 of his last 12 games (+6.90 Units / 31% 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:

  • Luis Castillo has hit the Earned Runs Over in 17 of his last 24 games (+10.50 Units / 36% ROI)
  • Julio Rodriguez has hit the Total Bases Under in 11 of his last 12 games (+9.90 Units / 61% ROI)
  • Ty France has hit the Total Bases Over in 18 of his last 24 games at home (+9.30 Units / 23% ROI)
  • Ty France has hit the Singles Over in 14 of his last 20 games at home (+9.25 Units / 45% ROI)
  • Ty France has hit the Hits Over in 16 of his last 20 games at home (+9.05 Units / 25% ROI)
  • The Chicago Cubs have hit the 1st Five Innings (F5) Team Total Over in 38 of their last 66 games (+9.21 Units / 12% ROI)
  • The Chicago Cubs have hit the Game Total Under in 21 of their last 32 games (+8.75 Units / 25% ROI)
  • The Chicago Cubs have hit the Moneyline in 57 of their last 100 games (+5.95 Units / 5% ROI)
  • The Chicago Cubs have hit the 1st Five Innings (F5) Moneyline in 3 of their last 6 games (+0.05 Units / 1% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 33 of their last 61 games (+11.71 Units / 13% ROI)
  • The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 33 of their last 52 games (+11.13 Units / 18% ROI)
  • The Seattle Mariners have hit the Moneyline in 50 of their last 82 games (+8.75 Units / 7% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Over in 50 of their last 86 games (+7.14 Units / 7% ROI)
  • The Seattle Mariners have hit the Team Total Under in 9 of their last 11 games at home (+7.10 Units / 60% ROI)

Cubs Against the Spread (ATS) Record

Against the spread this season, the Cubs are 8-4 against the Run Line (+2.55 Units / 14.57% ROI).

  • 7-5 when betting on the Moneyline for +2.9 Units / 18.83% ROI
  • 8-4 when betting on the total runs Over for +3.7 Units / 27.82% ROI
  • 4-8 when betting on the total runs Under for -4.6 Units / -35.11% ROI

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 4-9 against the Run Line (-7.25 Units / -39.62% ROI).

  • 5-8 when betting on the Moneyline for -4.4 Units / -28.57% ROI
  • 5-7 when betting on the total runs Over for -2.45 Units / -17.44% ROI
  • 7-5 when betting on the total runs Under for +1.4 Units / 9.59% ROI

Mariners vs Cubs Home Run Prop Bets Today

Over Under
Cody Bellinger (CHC) 0.5 +350 0.5 -450
Ian Happ (CHC) 0.5 +400 0.5 -550
Cal Raleigh (SEA) 0.5 +400 0.5 -550
Christopher Morel (CHC) 0.5 +425 0.5 -600
Michael Busch (CHC) 0.5 +425 0.5 -600

Mariners vs Cubs Total Hits Prop Bets Today

Over Under
Cody Bellinger (CHC) 0.5 -250 0.5 +180
Julio Rodriguez (SEA) 0.5 -250 0.5 +175
Seiya Suzuki (CHC) 0.5 -225 0.5 +170
Nico Hoerner (CHC) 0.5 -210 0.5 +160
Ian Happ (CHC) 0.5 -210 0.5 +160

Mariners vs Cubs RBI Prop Bets Today

Over Under
Cody Bellinger (CHC) 0.5 +145 0.5 -190
Christopher Morel (CHC) 0.5 +170 0.5 -225
Ian Happ (CHC) 0.5 +170 0.5 -225
Mitch Haniger (SEA) 0.5 +170 0.5 -225
Cal Raleigh (SEA) 0.5 +180 0.5 -250

Mariners vs Cubs Strikeout Prop Bets Today

Over Under
Bryce Miller (SEA) 5.5 -120 5.5 -110
Jordan Wicks (CHC) 5.5 +125 5.5 -160

Opponents have a miss rate of 32% (19/60) against Jordan Wicks on pitches in the strike zone this season — 4th best in MLB among starting pitchers with at least 4 total IP; League Avg: 18% — 97th Percentile.

Jordan Wicks has thrown fastballs 67% of the time (123/185) this season — 5th highest in MLB among starting pitchers with at least 4 total IP; League Avg: 46% — 97th Percentile.

Opposing hitters have a miss rate of 43% (10/23) against Jordan Wicks when he’s behind in the count this season — tied for 5th best in MLB among starting pitchers with at least 4 total IP; League Avg: 24% — 96th Percentile.

Opponents have a miss rate of 33% (22/67) against Jordan Wicks on fastballs this season — 6th best in MLB among starting pitchers with at least 4 total IP; League Avg: 19% — 95th Percentile.

Mariners Starting Pitcher Stats & Trends

Opponents have a miss rate of 53% (8/15) against Bryce Miller with runners in scoring position this season — 2nd best among qualified SPs in MLB; League Avg: 26% — 98th Percentile.

Bryce Miller allowed a batting average of just .200 vs right-handed batters (eighth best)– 94th Percentile and .303 vs left-handed batters last season (tied for sixth worst among non-qualified SPs)– seventh Percentile.

Bryce Miller has allowed an average Exit Velocity of 95.6 MPH (14 batted balls) this season — highest among qualified SPs in MLB; League Avg: 88.9 — 0 Percentile.

Bryce Miller has thrown fastballs 69% of the time (803/1,156) against right-handed batters since last season — 3rd highest in MLB among starting pitchers with at least 68 total IP; League Avg: 48% — 98th Percentile.

Cubs Keys to the Game vs. the Mariners

The Cubs are 28-4 (.875) when they’ve had 5 or more XBH since the 2023 season — 5th best in MLB; League Avg: .791.

The Cubs were 27-4 (.871) when they had 5 or more XBH in 2023 — 5th best in MLB; League Avg: .790.

The Cubs were just 7-12 (.368) when tied entering the 7th inning in 2023 — 5th lowest in MLB; League Avg: .500.

The Cubs are just 8-13 (.381) when tied entering the 7th inning since the 2023 season — 5th lowest in MLB; League Avg: .494.

Mariners Keys to the Game vs. the Cubs

The Mariners are 142-6 (.959) when leading entering the 8th inning since the 2022 season — best in MLB; League Avg: .906.

The Mariners are 85-13 (.867) when they’ve had 10 or more hits since the 2022 season — best in MLB; League Avg: .730.

The Mariners are 44-6 (.880) when they’ve had 5 or more XBH since the 2022 season — best in MLB; League Avg: .796.

The Mariners are 45-7 (.865) when they’ve had 10 or more hits since the 2023 season — best in MLB; League Avg: .731.

Cubs hitters have an OBP of .500 (28 PA’s) when facing the starting pitcher for the 3rd time in a game this season — best in MLB; League Avg: .324.

Cubs hitters have drawn 50 walks in 380 PA’s (13%) against RHP this season — best in MLB; League Avg: 9%.

The Cubs are batting .291 when facing the starting pitcher for the 3rd time in a game since last season — 2nd best in MLB; League Avg: .266.

Cubs hitters are slugging .474 against LHP this season — 3rd best in MLB; League Avg: .376.

Mariners hitters have 115 strikeouts in 371 PA’s (31%) against RHP this season — highest in MLB; League Avg: 23%.

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 put just 33% of their swings in play with two-strikes since last season — lowest in MLB; League Avg: 37%.

The Mariners batted just .125 on pitches out of the zone in the 2023 season — 2nd lowest in MLB; League Avg: .151.

Cubs pitchers have a strikeout rate of 29% with runners in scoring position this season — 2nd best in MLB; League Avg: 21%.

Opponents had a groundball batting average of just .220 against Cubs pitchers in the 2023 season — 2nd best in MLB; League Avg: .248.

Cubs pitchers have walked 10 of 52 batters (19%) when facing the leadoff batter in the inning over the past seven days (6 games) — highest in MLB; League Avg: 9%.

The Cubs pitchers have allowed their opponents to score first in just 45% of their games since the 2022 season — 5th lowest in MLB; League Avg: 50%.

Mariners pitchers have walked 455 of 6,501 batters (7%) since last season — 2nd best in MLB; League Avg: 9%.

Mariners pitchers have walked 902 of 12,487 batters (7%) since the 2022 season — 3rd best in MLB; League Avg: 8%.

Opponents have a groundball rate of just 38% against Mariners pitchers this season — 2nd lowest in MLB; League Avg: 44%.

Mariners pitchers walked 421 of 6,006 batters (7%) in the 2023 season — 2nd best in MLB; League Avg: 9%.

Mariners vs. Cubs 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
  • Patrick Wisdom (Chicago Cubs): Back, 10-Day IL
  • Justin Steele (Chicago Cubs): Hamstring, 15-Day IL
  • Brennen Davis (Chicago Cubs): Undisclosed, Out
  • Tyler Duffey (Chicago Cubs): Back, Day-To-Day
  • Jameson Taillon (Chicago Cubs): Back, 15-Day IL
  • Caleb Kilian (Chicago Cubs): Shoulder, 60-Day IL

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Our BetMGM editors and authors are sports experts with a wealth of knowledge of the sports industry at all levels. Their coverage includes sports news, previews and predictions, fun facts, and betting.