MLB's first expanded playoff bracket finalized after Tuesday's results

The MLB playoff bracket is now fully complete as the wild-card matchups were set following Tuesday's games.

The Seattle Mariners beat the Detroit Tigers in Game 1 of their doubleheader and the Tampa Bay Rays lost to the Boston Red Sox, thus clinching the number five and six seed, respectively, in the American League.

The San Diego Padres beat the San Francisco Giants to officially clinch the number five seed ahead of the Philadelphia Phillies in the National League.

MLB expanded the playoffs to 12 teams after the lockout earlier this spring. With the bracket finalized, here are the playoff matchups ahead of the start of the wild-card series on Oct. 7.

The start times for the wild-card games have yet to be announced.

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CHOOSE PLAN

AMERICAN LEAGUE WILD-CARD SERIES (OCT. 7)

Best of three

Tampa Bay Rays at Cleveland Guardians

Seattle Mariners at Toronto Blue Jays

NATIONAL LEAGUE WILD-CARD SERIES (OCT. 7)

Best of three

Philadelphia Phillies at St. Louis Cardinals

San Diego Padres at New York Mets

AL DIVISION SERIES (OCT. 11)

Best of five

Mariners/Blue Jays at Houston Astros

Rays/Guardians at New York Yankees

NL DIVISION SERIES (OCT. 11)

Best of five

Padres/Mets at Los Angeles Dodgers

Phillies/Cardinals at Atlanta Braves