Cubs vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Apr 14

Seattle Mariners' J.P. Crawford follows through during an at-bat a baseball game against the Texas Rangers, Saturday, Sept. 30, 2023, in Seattle. (AP Photo/Lindsey Wasson)
(AP Photo/Lindsey Wasson)
  • The Mariners are -140 favorites vs the Cubs
  • Cubs vs Mariners Over / Under today: 7.5 Runs
  • Cubs / Mariners TV Channel: MARQ | RTNW | MLBN

The Chicago Cubs (+115) visit T-Mobile Park to take on the Seattle Mariners (-140) on Sunday, April 14, 2024. First pitch is scheduled for 4:10pm 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: Javier Assad 1-0, 1.64 ERA
  • Mariners starting pitcher: Luis Castillo 0-3, 6.76 ERA

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

SpreadOver / UnderMoneyline
Cubs+1.5 -175O 7.5 -105+115
Mariners -1.5 +145U 7.5 -115-140

Cubs vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Sunday‘s MLB game with 52.1% 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 Sunday‘s game, looking at profitable historical betting trends:

Best Cubs Player Prop Bets Today:

  • Kyle Hendricks has hit the Pitching Outs Under in 14 of his last 19 games (+7.45 Units / 29% ROI)
  • Kyle Hendricks has hit the Earned Runs Over in 7 of his last 9 away games (+4.30 Units / 35% ROI)
  • Miguel Amaya has hit the Singles Over in 4 of his last 6 games (+4.05 Units / 68% ROI)
  • Kyle Hendricks has hit the Strikeouts Under in his last 4 away games (+4.00 Units / 73% ROI)
  • Miguel Amaya has hit the Total Bases Over in 3 of his last 4 games (+1.95 Units / 44% ROI)

And here are some favorite MLB player prop bets for Mariners players for Sunday‘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)
  • George Kirby has hit the Pitching Outs Over in 22 of his last 32 games (+8.70 Units / 19% ROI)
  • Logan Gilbert has hit the Pitching Outs Over in 20 of his last 30 games (+7.40 Units / 18% ROI)
  • Dominic Canzone has hit the Hits Runs and RBIs Under in 8 of his last 9 games at home (+6.35 Units / 43% ROI)
  • George Kirby has hit the Strikeouts Over in 9 of his last 12 games at home (+6.05 Units / 44% 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
Cal Raleigh (SEA) 0.5 +290 0.5 -375
Jorge Polanco (SEA) 0.5 +333 0.5 -450
Julio Rodriguez (SEA) 0.5 +375 0.5 -500
Cody Bellinger (CHC) 0.5 +400 0.5 -550
Christopher Morel (CHC) 0.5 +425 0.5 -600

Mariners vs Cubs Total Hits Prop Bets Today

Over Under
Julio Rodriguez (SEA) 0.5 -250 0.5 +180
Seiya Suzuki (CHC) 0.5 -225 0.5 +170
Cody Bellinger (CHC) 0.5 -225 0.5 +175
Nico Hoerner (CHC) 0.5 -210 0.5 +155
Ian Happ (CHC) 0.5 -200 0.5 +150

Mariners vs Cubs RBI Prop Bets Today

Over Under
Jorge Polanco (SEA) 0.5 +155 0.5 -210
Cody Bellinger (CHC) 0.5 +160 0.5 -210
Mitch Haniger (SEA) 0.5 +160 0.5 -210
Cal Raleigh (SEA) 0.5 +160 0.5 -210
Christopher Morel (CHC) 0.5 +180 0.5 -250

Mariners vs Cubs Strikeout Prop Bets Today

Over Under
Luis Castillo (Sea) 6.5 -135 6.5 +105
Javier Assad (CHC) 5.5 +110 5.5 -145

Javier Assad threw his breaking pitches for a strike just 47% (148/318) of the time in the 2023 season — lowest among qualified RPs in MLB*; League Avg: 63% — 0 Percentile.

Javier Assad threw his off-speed pitches for a strike just 45% (174/387) of the time in the 2023 season — lowest among in NL; League Avg: 62% — first Percentile.

Javier Assad had a strike rate of just 61% (530/874) against right-handed batters in the 2023 season — 6th lowest among in NL; League Avg: 65% — seventh Percentile.

Opponents had a miss rate of just 19% (26/135) against Javier Assad on the first pitch of at-bats in the 2023 season — 3rd lowest among in NL; League Avg: 30% — third Percentile.

Mariners Starting Pitcher Stats & Trends

Opponents are hitting .310 (13-for-42) against Luis Castillo with two-strikes this season — highest among qualified SPs in MLB; League Avg: .160 — first Percentile.

Left-handed batters are hitting .474 (18-for-38) against Luis Castillo this season — 2nd highest among qualified SPs in MLB; League Avg: .243 — third Percentile.

Opponents are hitting .352 (25-for-71) against Luis Castillo this season — 3rd highest among qualified SPs in MLB; League Avg: .238 — second Percentile.

Luis Castillo has allowed a slugging percentage of .763 (29 Total Bases / 38 ABs) vs left-handed batters this season — 2nd highest among qualified SPs in MLB; League Avg: .392 — third 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: .793.

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

The Cubs are just 34-38 (.472) after a loss as favorites since the 2022 season — 3rd lowest in MLB; League Avg: .588.

The Cubs are 20-18 (.526) after a loss as underdogs since the 2023 season — 5th best in MLB; League Avg: .421.

Mariners Keys to the Game vs. the Cubs

The Mariners are 52-37 (.584) after a road win since the 2022 season — 3rd best in MLB; League Avg: .493.

The Mariners are 10-135 (.069) when trailing entering the 9th inning since the 2022 season — 5th best in MLB; League Avg: .048.

The Mariners are 143-6 (.960) when leading entering the 8th inning since the 2022 season — best in MLB; League Avg: .906.

The Mariners are 68-14 (.829) when scoring 5 or more runs since the 2023 season — tied for 5th best in MLB; League Avg: .783.

Cubs hitters are slugging .474 against LHP this season — 2nd best in MLB; League Avg: .369.

Cubs hitters have an OPS of .796 (87 PA’s) against LHP this season — 4th best in MLB; League Avg: .687.

The Cubs batted .287 when facing the starting pitcher for the 3rd time in a game in the 2023 season — 3rd best in MLB; League Avg: .267.

Cubs hitters have an OBP of .383 (235 PA’s) at home this season — best in MLB; League Avg: .317.

Mariners hitters have an OPS of just .679 (87 PA’s) with the pitcher behind in the count this season — 2nd lowest in MLB; League Avg: 1.081.

Mariners hitters have an OPS of just .566 (390 PA’s) against RHP this season — lowest in MLB; League Avg: .715.

Mariners hitters put just 33% of their swings in play against LHP in the 2023 season — lowest in MLB; League Avg: 37%.

Mariners hitters have 122 strikeouts in 390 PA’s (31%) against RHP this season — highest in MLB; League Avg: 23%.

Cubs pitchers have a strikeout rate of 46% with two-strikes this season — 4th best in MLB; League Avg: 42%.

Cubs pitchers allowed an average Exit Velocity of 88.3 MPH (4,045 batted balls) in the 2023 season — 2nd best in MLB; League Avg: 89.0.

Cubs pitchers have a strikeout rate of 25% this season — 3rd best in MLB; League Avg: 23%.

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

Mariners pitchers walked 97 of 1,455 batters (7%) when facing the leadoff batter in the inning in the 2023 season — 3rd best in MLB; League Avg: 8%.

Opponents have a groundball rate of just 37% against Mariners pitchers this season — 2nd lowest in MLB; League Avg: 43%.

Mariners pitchers have walked 37 of 563 batters (7%) this season — 2nd best in MLB; League Avg: 9%.

Mariners pitchers have walked 905 of 12,555 batters (7%) since the 2022 season — 3rd best in MLB; League Avg: 8%.

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.