Marlins vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Apr 26

Seattle Mariners' Julio Rodriguez watches his home run during the eighth inning of a baseball game against the San Diego Padres, Tuesday, June 6, 2023, in San Diego. (AP Photo/Gregory Bull)
(AP Photo/Gregory Bull)
  • The Mariners are -235 favorites vs the Marlins
  • Marlins vs Mariners Over / Under today: 7.5 Runs
  • Marlins / Mariners TV Channel: FDFL | RTNW | MLBN

The Miami Marlins (+195) visit T-Mobile Park to take on the Seattle Mariners (-235) on Saturday, April 26, 2025. First pitch is scheduled for 9:40pm EDT in Seattle, WA, WA.

This season, the Marlins are 12-13 against the spread (ATS), while the Mariners are 14-12 ATS.

Marlins vs Mariners Starting Pitchers Today:

  • Marlins starting pitcher: Connor Gillispie 0-2, 6.76 ERA
  • Mariners starting pitcher: Luis Castillo 0-0, 7.05 ERA

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

SpreadOver / UnderMoneyline
Marlins+1.5 -115O 7.5 -105+195
Mariners -1.5 -105U 7.5 -115-235

Marlins vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Saturday‘s MLB game with 66.0% 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 Marlins players for Saturday‘s game, looking at profitable historical betting trends:

Best Marlins Player Prop Bets Today:

  • Matt Mervis has hit the Home Runs Over in 4 of his last 10 games (+15.70 Units / 157% ROI)
  • Kyle Stowers has hit the Singles Over in 12 of his last 20 games (+11.20 Units / 56% ROI)
  • Eric Wagaman has hit the Hits Over in his last 10 games (+10.00 Units / 50% ROI)
  • Eric Wagaman has hit the Runs Over in 7 of his last 10 games (+8.65 Units / 87% ROI)
  • Javier Sanoja has hit the Total Bases Over in his last 8 games (+8.00 Units / 65% ROI)

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

Best Mariners Player Prop Best Bets Today:

  • Rowdy Tellez has hit the Home Runs Over in 3 of his last 9 games (+13.50 Units / 150% ROI)
  • Rowdy Tellez has hit the Singles Under in 14 of his last 15 games (+12.05 Units / 40% ROI)
  • Julio Rodriguez has hit the Hits Under in 15 of his last 25 games (+9.85 Units / 28% ROI)
  • Ben Williamson has hit the Runs Over in his last 5 games (+8.85 Units / 177% ROI)
  • J.P. Crawford has hit the Total Bases Over in 14 of his last 20 games (+7.80 Units / 34% ROI)
  • The Miami Marlins have hit the Team Total Over in 16 of their last 21 games (+9.75 Units / 39% ROI)
  • The Miami Marlins have hit the Game Total Over in 10 of their last 13 games (+6.60 Units / 46% ROI)
  • The Miami Marlins have hit the Moneyline in 4 of their last 5 games (+5.90 Units / 113% ROI)
  • The Miami Marlins have covered the Run Line in 5 of their last 6 games (+3.70 Units / 46% ROI)
  • The Miami Marlins have hit the 1st Five Innings (F5) Team Total Under in 7 of their last 10 games (+3.60 Units / 27% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Over in 14 of their last 20 games (+7.40 Units / 30% ROI)
  • The Seattle Mariners have covered the Run Line in 10 of their last 14 games (+6.90 Units / 37% ROI)
  • The Seattle Mariners have hit the Team Total Over in 13 of their last 20 games (+5.55 Units / 24% ROI)
  • The Seattle Mariners have hit the Game Total Over in 10 of their last 14 games (+5.45 Units / 35% ROI)
  • The Seattle Mariners have hit the Moneyline in 10 of their last 14 games (+5.15 Units / 30% ROI)

Marlins Against the Spread (ATS) Record

Against the spread this season, the Marlins are 13-12 against the Run Line (-1 Units / -3.18% ROI).

  • 12-13 when betting on the Moneyline for +4.5 Units / 17.34% ROI
  • 16-9 when betting on the total runs Over for +5.7 Units / 20.32% ROI
  • 9-16 when betting on the total runs Under for -8.45 Units / -31.35% ROI

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 14-12 against the Run Line (+2.2 Units / 6.42% ROI).

  • 14-12 when betting on the Moneyline for -1.2 Units / -3.55% ROI
  • 13-11 when betting on the total runs Over for +0.75 Units / 2.63% ROI
  • 11-13 when betting on the total runs Under for -3.45 Units / -12.02% ROI

Mariners vs Marlins Home Run Prop Bets Today

Over Under
Cal Raleigh (SEA) 0.5 +250 0.5 -300
Julio Rodriguez (SEA) 0.5 +280 0.5 -350
Jesus Sanchez (MIA) 0.5 +333 0.5 -450
Luke Raley (SEA) 0.5 +350 0.5 -450
Randy Arozarena (SEA) 0.5 +360 0.5 -500

Mariners vs Marlins Total Hits Prop Bets Today

Over Under
Xavier Edwards (MIA) 0.5 -275 0.5 +200
Jesus Sanchez (MIA) 0.5 -235 0.5 +175
Cal Raleigh (SEA) 0.5 -200 0.5 +150
Jorge Polanco (SEA) 0.5 -190 0.5 +145
Eric Wagaman (MIA) 0.5 -185 0.5 +140

Mariners vs Marlins RBI Prop Bets Today

Over Under
Cal Raleigh (SEA) 0.5 +125 0.5 -160
Julio Rodriguez (SEA) 0.5 +135 0.5 -175
Jesus Sanchez (MIA) 0.5 +145 0.5 -190
Randy Arozarena (SEA) 0.5 +160 0.5 -210
Jorge Polanco (SEA) 0.5 +160 0.5 -210

Mariners vs Marlins Strikeout Prop Bets Today

Over Under
Connor Gillispie (MIA) 4.5 -105 4.5 -125
Luis Castillo (SEA) 6.5 +100 6.5 -130

Connor Gillispie has allowed a slugging percentage of .708 (17 Total Bases / 24 ABs) on low non-fastballs this season — highest in MLB among starting pitchers with at least 9 total IP; League Avg: .304 — 0 Percentile.

Opponents have a Hard-Hit Rate of 63% (12/19) against Connor Gillispie on low non-fastballs this season — 5th highest in MLB among starting pitchers with at least 9 total IP; League Avg: 35% — fifth Percentile.

Connor Gillispie has a strikeout rate of just 6% (1 SO in 16 PAs) in PAs ending on elevated fastballs this season — tied for 2nd lowest in MLB among starting pitchers with at least 9 total IP; League Avg: 23% — second Percentile.

Opponents are hitting .393 (11-for-28) against Connor Gillispie with runners in scoring position this season — 4th highest in MLB among starting pitchers with at least 9 total IP; League Avg: .240 — third Percentile.

Mariners Starting Pitcher Stats & Trends

Luis Castillo has thrown fastballs 76% of the time (181/238) against right-handed batters this season — highest among qualified SPs in MLB; League Avg: 50% — 100th Percentile.

Luis Castillo has allowed an OBP of .472 (36 PA’s) when going through the lineup the second time in a game this month (4 games) — highest among among AL Starters; League Avg: .285 — first Percentile.

Luis Castillo walked 11 of 270 batters (4%) when going through the lineup the first time in a game in the 2024 season — tied for 7th best among qualified SPs in MLB; League Avg: 7% — 89th Percentile.

Opponents had a groundball rate of just 38% (80/209) against Luis Castillo in two-strike counts in the 2024 season — 5th lowest among qualified SPs in MLB; League Avg: 45% — 10th Percentile.

Marlins Keys to the Game vs. the Mariners

The Marlins were just 14-31 (.311) vs bottom 10 scoring offenses in the 2024 season They play the Mets (seventh best runs scored) today.

The Marlins were just 30-51 (.370) at home in the 2024 season — 2nd lowest in MLB; League Avg: .521.

The Marlins were just 20-41 (.328) after a win in the 2024 season — tied for lowest in MLB; League Avg: .496.

The Marlins are just 53-12 (.815) when leading entering the 8th inning since last season — 3rd lowest in MLB; League Avg: .902.

Mariners Keys to the Game vs. the Marlins

The Mariners are 2-10 (.167) when trailing entering the 9th inning this season — best in MLB; League Avg: .043.

The Mariners are 10-0 (1.000) when leading entering the 7th inning this season — tied for best in MLB; League Avg: .882.

The Mariners are 7-2 (.778) vs bottom 10 scoring offenses this season They play the Marlins (27th best runs scored) today.

The Mariners were 72-1 (.986) when leading entering the 9th inning in the 2024 season — tied for 2nd best in MLB; League Avg: .949.

Marlins hitters pulled just 42% of balls they’ve put into play in 2023 — lowest in MLB; League Avg: 47%.

The Marlins batted .281 against LHP in the 2023 season — 2nd best in MLB; League Avg: .254.

The Marlins were just 4-17 (.190) against the run line (-61.9% ROI) when slight moneyline favorites (-101 to -149) in the 2024 season — lowest in MLB; League Avg: .447.

Marlins hitters chased 34% of pitches out of the zone against LHP in the 2024 season — highest in MLB; League Avg: 29%.

The Mariners are batting just .187 at home this season — lowest in MLB; League Avg: .250.

The Mariners batted just .207 when facing the starting pitcher for the 3rd time in a game in the 2024 season — lowest in MLB; League Avg: .263.

The Mariners are batting just .206 when facing the starting pitcher for the 3rd time in a game since last season — lowest in MLB; League Avg: .261.

The Mariners are batting just .210 at home since last season — lowest in MLB; League Avg: .245.

Marlins pitchers had an ERA of 5.37 (751.0 IP) at home in the 2024 season — 2nd highest in MLB; League Avg: 3.98.

The Marlins have allowed 5.90 runs per game (572/97) at home since last season — 2nd highest in MLB; League Avg: 4.35.

The Marlins allowed 6.04 runs per game (489/81) at home in the 2024 season — highest in MLB; League Avg: 4.41.

The longest HR allowed by the Marlins pitchers in the 2024 season traveled 518.2 feet — — 2nd longest in MLB; League Avg: 470.4

Mariners pitchers walked 76 of 1,441 batters (5%) when facing the leadoff batter in the inning in the 2024 season — best in MLB; League Avg: 7%.

Mariners pitchers walked 369 of 5,801 batters (6%) in the 2024 season — best in MLB; League Avg: 8%.

Mariners pitchers have walked 6% of batters when facing the leadoff batter in the inning since the 2023 season — best in MLB; League Avg: 8%.

Mariners pitchers allowed an OBP of just .276 (5,788 PA’s) in the 2024 season — best in MLB; League Avg: .312.

More MLB Reading:


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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.