Toronto Blue Jays (94-68, first in the AL East during the regular season) vs. Seattle Mariners (90-72, first in the AL West during the regular season)

Seattle; Thursday, 8:33 p.m. EDT

PITCHING PROBABLES: Blue Jays: Max Scherzer (5-5, 5.19 ERA, 1.29 WHIP, 82 strikeouts); Mariners: Luis Castillo (11-8, 3.54 ERA, 1.19 WHIP, 162 strikeouts)

Mariners -134, Blue Jays +113; over/under is 7 1/2 runs

BOTTOM LINE: The Seattle Mariners and the Toronto Blue Jays play in Game 4 of the ALCS. The Mariners are ahead 2-1 in the series.

Seattle has a 90-72 record overall and a 51-30 record in home games. The Mariners rank third in the majors with 238 total home runs, averaging 1.5 per game.

Toronto has a 40-41 record on the road and a 94-68 record overall. Blue Jays hitters have a collective .333 on-base percentage, the best percentage in the AL.

The matchup Thursday is the 10th meeting between these teams this season. The Blue Jays have a 5-4 advantage in the season series.

TOP PERFORMERS: Josh Naylor has 29 doubles, a triple and 20 home runs for the Mariners. Jorge Polanco is 10 for 38 with a double and four home runs over the past 10 games.

LAST 10 GAMES: Mariners: 5-5, .214 batting average, 4.27 ERA, outscored by eight runs

Blue Jays: 7-3, .301 batting average, 4.15 ERA, outscored opponents by 30 runs

INJURIES: Mariners: Jackson Kowar: 15-Day IL (shoulder), Trent Thornton: 60-Day IL (achilles), Gregory Santos: 60-Day IL (knee), Ryan Bliss: 60-Day IL (biceps)

Blue Jays: Anthony Santander: day-to-day (back), Jose Berrios: 15-Day IL (elbow), Ty France: 10-Day IL (oblique), Bo Bichette: 10-Day IL (knee), Robinson Pina: 60-Day IL (elbow), Nick Sandlin: 60-Day IL (elbow), Yimi Garcia: 60-Day IL (ankle), Bowden Francis: 60-Day IL (shoulder), Ryan Burr: 60-Day IL (shoulder), Angel Bastardo: 60-Day IL (elbow)

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The Associated Press created this story using technology provided by Data Skrive and data from Sportradar.