Seattle Mariners vs Boston Red Sox

atMariners at Red Sox

September 1 · 6:45 PM EDT

The read

The full preview, matchup keys, probable starters and the storylines to watch, posts closer to game time, once lineups are set.

Our predictionHigh confidence

Where they standLast 5Last 5Record

Seattle Mariners3rd in the AL West, 2.5 backLWWLWL127-39Away

Boston Red Sox3rd in the AL East, 6 backLWWWWL134-32Home

Our pick, projected final

Mariners3

Red Sox5

Who the model favours

Our model’s chance each side takes this one, before anyone has played a minute of it.

Seattle Mariners

31%

Boston Red Sox

69%

Red Sox to win

Projected starting lineups

Taken from each club's most recent lineup. The official cards post 2 to 3 hours before first pitch.

Seattle Mariners

Taylor Ward#27RHBRight field

Randy Arozarena#56RHB.272Left field

Julio Rodríguez#44RHBCenter field

Cal Raleigh#29SHBDesignated hitter

Patrick Wisdom#35RHBFirst base

J.P. Crawford#3LHBShortstop

Weston Wilson#31RHBThird base

Jhonny Pereda#5RHB.276Catcher

Brock Rodden#90SHBSecond base

Boston Red Sox

Nick Sogard#20SHB.267First base

Ceddanne Rafaela#3RHB.285Center field

Wilyer Abreu#52LHBRight field

Caleb Durbin#5RHBThird base

Mickey Gasper#30SHB.275Designated hitter

Andruw Monasterio#32RHBShortstop

Eli White#38RHBPinch hitter

Jahmai Jones#37RHBPinch hitter

Connor Wong#12RHBCatcher

Injury report

Who is unavailable, in each club’s own words to the league. A day-to-day designation still allows a start, so a name here is not always a scratch; an injured-list stint is.

Seattle Mariners5 listed

Cooper CriswellRelief pitcher · is on the 60-day injured list. Back 2026-08-28.

Brendan DonovanThird base · is on the 7-day injured list. Back 2026-08-30.

Will WilsonThird base · is on the 60-day injured list. Back 2026-08-30.

Cole WilcoxRelief pitcher · is on the 15-day injured list. Back 2026-08-31.

Matt BrashRelief pitcher · is on the 60-day injured list. Back 2026-09-01.

Boston Red Sox5 listed

Adley RutschmanCatcher · is day to day. Back 2026-08-28.

Roman AnthonyLeft field · is on the 60-day injured list. Back 2026-08-28.

Trevor StoryShortstop · is on the 60-day injured list. Back 2026-08-28.

Garrett WhitlockRelief pitcher · is on the 15-day injured list. Back 2026-08-28.

Isiah Kiner-FalefaSecond base · is on the 60-day injured list. Back 2026-08-28.

League standings

The full ladder, with both clubs marked.

AL East

#ClubW-LPCTStreak

1Tampa Bay Rays79-54.594W1

2New York Yankees75-57.568W1

3Boston Red Sox73-60.549L1

4Toronto Blue Jays65-69.485W1

5Baltimore Orioles65-69.485L1

AL Central

#ClubW-LPCTStreak

1Chicago White Sox70-63.526W2

2Cleveland Guardians68-66.507W7

3Minnesota Twins64-70.478L2

4Detroit Tigers62-71.466L1

5Kansas City Royals59-75.440L1

AL West

#ClubW-LPCTStreak

1Houston Astros66-67.496L1

2Texas Rangers66-68.493L2

3Seattle Mariners64-70.478L1

4Oakland Athletics53-81.396W2

5Los Angeles Angels52-82.388L4

NL East

#ClubW-LPCTStreak

1Atlanta Braves78-55.586W3

2Philadelphia Phillies74-60.552W1

3Miami Marlins68-66.507W1

4Washington Nationals63-73.463W1

5New York Mets60-73.451L1

NL Central

#ClubW-LPCTStreak

1Milwaukee Brewers82-51.617W1

2Chicago Cubs76-58.567L2

3St. Louis Cardinals67-68.496W1

4Pittsburgh Pirates65-70.481L1

5Cincinnati Reds63-71.470W1

NL West

#ClubW-LPCTStreak

1Los Angeles Dodgers80-53.602L2

2San Diego Padres72-62.537W1

3Arizona Diamondbacks71-63.530W2

4San Francisco Giants54-79.406L1

5Colorado Rockies52-82.388L1

Mariners at Red Sox

Seattle

Mariners

Boston

Red Sox

Post Game SummaryStat Savant

atMariners at Red Sox

September 1 · 6:45 PM EDT

The read

The full preview, matchup keys, probable starters and the storylines to watch, posts closer to game time, once lineups are set.

Our predictionHigh confidence

Where they standLast 5Last 5Record

Seattle Mariners3rd in the AL West, 2.5 backLWWLWL127-39Away

Boston Red Sox3rd in the AL East, 6 backLWWWWL134-32Home

Our pick, projected final

Mariners3

Red Sox5

Who the model favours

Our model’s chance each side takes this one, before anyone has played a minute of it.

Seattle Mariners

31%

Boston Red Sox

69%

Red Sox to win

Projected starting lineups

Taken from each club's most recent lineup. The official cards post 2 to 3 hours before first pitch.

Seattle Mariners

Taylor Ward#27RHBRight field

Randy Arozarena#56RHB.272Left field

Julio Rodríguez#44RHBCenter field

Cal Raleigh#29SHBDesignated hitter

Patrick Wisdom#35RHBFirst base

J.P. Crawford#3LHBShortstop

Weston Wilson#31RHBThird base

Jhonny Pereda#5RHB.276Catcher

Brock Rodden#90SHBSecond base

Boston Red Sox

Nick Sogard#20SHB.267First base

Ceddanne Rafaela#3RHB.285Center field

Wilyer Abreu#52LHBRight field

Caleb Durbin#5RHBThird base

Mickey Gasper#30SHB.275Designated hitter

Andruw Monasterio#32RHBShortstop

Eli White#38RHBPinch hitter

Jahmai Jones#37RHBPinch hitter

Connor Wong#12RHBCatcher

Injury report

Who is unavailable, in each club’s own words to the league. A day-to-day designation still allows a start, so a name here is not always a scratch; an injured-list stint is.

Seattle Mariners5 listed

Cooper CriswellRelief pitcher · is on the 60-day injured list. Back 2026-08-28.

Brendan DonovanThird base · is on the 7-day injured list. Back 2026-08-30.

Will WilsonThird base · is on the 60-day injured list. Back 2026-08-30.

Cole WilcoxRelief pitcher · is on the 15-day injured list. Back 2026-08-31.

Matt BrashRelief pitcher · is on the 60-day injured list. Back 2026-09-01.

Boston Red Sox5 listed

Adley RutschmanCatcher · is day to day. Back 2026-08-28.

Roman AnthonyLeft field · is on the 60-day injured list. Back 2026-08-28.

Trevor StoryShortstop · is on the 60-day injured list. Back 2026-08-28.

Garrett WhitlockRelief pitcher · is on the 15-day injured list. Back 2026-08-28.

Isiah Kiner-FalefaSecond base · is on the 60-day injured list. Back 2026-08-28.

League standings

The full ladder, with both clubs marked.

AL East

#ClubW-LPCTStreak

1Tampa Bay Rays79-54.594W1

2New York Yankees75-57.568W1

3Boston Red Sox73-60.549L1

4Toronto Blue Jays65-69.485W1

5Baltimore Orioles65-69.485L1

AL Central

#ClubW-LPCTStreak

1Chicago White Sox70-63.526W2

2Cleveland Guardians68-66.507W7

3Minnesota Twins64-70.478L2

4Detroit Tigers62-71.466L1

5Kansas City Royals59-75.440L1

AL West

#ClubW-LPCTStreak

1Houston Astros66-67.496L1

2Texas Rangers66-68.493L2

3Seattle Mariners64-70.478L1

4Oakland Athletics53-81.396W2

5Los Angeles Angels52-82.388L4

NL East

#ClubW-LPCTStreak

1Atlanta Braves78-55.586W3

2Philadelphia Phillies74-60.552W1

3Miami Marlins68-66.507W1

4Washington Nationals63-73.463W1

5New York Mets60-73.451L1

NL Central

#ClubW-LPCTStreak

1Milwaukee Brewers82-51.617W1

2Chicago Cubs76-58.567L2

3St. Louis Cardinals67-68.496W1

4Pittsburgh Pirates65-70.481L1

5Cincinnati Reds63-71.470W1

NL West

#ClubW-LPCTStreak

1Los Angeles Dodgers80-53.602L2

2San Diego Padres72-62.537W1

3Arizona Diamondbacks71-63.530W2

4San Francisco Giants54-79.406L1

5Colorado Rockies52-82.388L1

Seattle Mariners vs Boston Red Sox — Sep 1, 2026

The read

Who the model favours

Projected starting lineups

Injury report

League standings

Seattle Mariners vs Boston Red Sox — Sep 1, 2026

The read

Who the model favours

Projected starting lineups

Injury report

League standings