Listen Live
Emerson Hancock (6-7) gave up two runs on nine hits over 4 2/3 innings.
Find out how to watch the Bells’ playoff opener on the road tonight before they return to Bellingham for Game 2 on Saturday.
The Mariners fell to the Detroit Tigers 11-0 in their rubber match this afternoon.
Andrés Muñoz pitched a 1-2-3 ninth, striking out two to earn his 20th save this season.
The Bells have already clinched a postseason berth, with their first home playoff game coming on Saturday.
Seranthony Domínguez allowed four runs while only recording one out in his Mariners debut.
The M’s made a flurry of roster moves Tuesday to make room for their trade deadline additions.
Flau’jae Johnson scored 25 points, while Natisha Hiedeman and Dominque Malonga each added 17 for Seattle (6-26).
The Mariners had an eventful MLB trade deadline, dealing a longtime starter while adding the AL-leader in walks.
Reliever Andres Munoz (5-4) picked up the win despite giving up the game-tying homer on his second pitch of the ninth.