MLB playoffs: Previewing Dodgers-Brewers, Mariners-Blue Jays - ESPN

The 2025 League Championship Series matchups are set!

Starting Sunday in Toronto, the No. 2 seed Seattle Mariners and No. 1 seed Toronto Blue Jays will clash with a trip to the World Series on the line. The next day, the defending champion Los Angeles Dodgers and top-seeded Milwaukee Brewers will begin their series on the National League side of the bracket.

Seattle outlasted the Detroit Tigers in a thrilling ALDS Game 5 on Friday night, two days after Toronto dispatched the AL East rival New York Yankees to get to the ALCS. Meanwhile, in the NL, Los Angeles rolled past the Philadelphia Phillies and Milwaukee edged the division rival Chicago Cubs for the final NLCS spot.

What has stood out about all four remaining teams so far? What does each need to do to punch a ticket to the Fall Classic? And who are the X factors on each roster? Our ESPN MLB experts break it all down.

Note: Matchup odds come from Doolittle's formula using power ratings as the basis for 10,000 simulations to determine the most likely outcomes. Team temperatures are based on Bill James' formula for determining how «hot» or «cold» a team is at any given point; average is 72°.

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Dodgers-Brewers | Mariners-Blue Jays

This is the Brewers' second showdown with the Dodgers in the NLCS, the first a seven-game loss to L.A. in 2018. Since Milwaukee started its run of contending seasons in 2017, only the Dodgers have won more regular-season games in the National League. The Brewers haven't been able to translate that tap-tap-tapping at the championship door into a World Series crown, and twice their season has been ended by the Dodgers behemoth. L.A. entered the season with all the hype, but the Brewers exited it with a No. 1 seed. Seems easy to say now