FANTASY + BETTING PREVIEW · Scheduled
Seattle Mariners at Boston Red Sox
Monday, August 31, 2026 at 10:45 PM UTC · Fenway Park
EnvironmentNight game
SeriesRegular Season
LineupsPending
Starting-pitcher matchup
PROBABLE STARTER
TBD
Loading season pitching stats…
PROBABLE STARTER
TBD
Loading season pitching stats…
Seattle Mariners team context
AVG.230
OBP.309
SLG.378
OPS.687
HR145
Runs489
ERA3.85
WHIP1.21
K1060
Saves28
Injured-list impact
No active IL players returned by MLB.
Boston Red Sox team context
AVG.248
OBP.320
SLG.400
OPS.720
HR124
Runs549
ERA3.52
WHIP1.22
K1059
Saves34
Injured-list impact
No active IL players returned by MLB.
Seattle Mariners lineup
No confirmed or recent lineup is available yet.
Boston Red Sox lineup
No confirmed or recent lineup is available yet.
Live score
Seattle Mariners0 R · 0 H
Boston Red Sox0 R · 0 H
MLB Stats API is the primary source. Probable pitchers and lineups can change.