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Chicago Cubs at Seattle Mariners

MLB · Friday, August 21, 2026

Chicago Cubs logoChicago Cubs89-735
@
Final/10
Seattle Mariners logoSeattle Mariners76-866

Seattle Mariners won 6-5 (10) on August 21, 2026 at T-Mobile Park.

Date
Venue
T-Mobile Park, Seattle
League
MLB · Regular season
Scores that day
MLB scores, Aug 21, 2026 · All leagues

Cubs vs Mariners this season

MarinersSEA4CubsCHC7Thu, Mar 12 · Final · PreseasonCubsCHC7MarinersSEA1Sat, Mar 21 · Final · PreseasonCubsCHC4MarinersSEA5Sat, Aug 22 · FinalCubsCHC19MarinersSEA2Sun, Aug 23 · Final