The 2026 Major League Baseball Postseason is officially here, kicking off with the high-stakes, best-of-three Wild Card round. With home-field advantage awarded to the higher seed across all games in each series, early market lines from DraftKings showcase marquee rivalries, contrasting pitching styles, and intriguing tactical matchups. While select series await final seeding confirmation, early action has already established key favorites, series handicap prices, and total games projections.

Below are the opening series betting odds for the 2026 Wild Card round.

Odds for the other two matchups will be added when the final Wild Card spots are finalized. Bookmark SBD’s World Series odds to see the latest MLB futures throughout the 2026 postseason.

Baseball’s most storied rivalry adds another chapter as the 93-win New York Yankees host the 87-win Boston Red Sox in the Bronx. Throughout the 2026 regular season, the AL East rivals played a tightly contested 13-game series, with the Yankees holding a narrow 7–6 edge. Games played in the Bronx leaned slightly toward New York’s power bats, but Boston consistently generated traffic against New York’s rotation, keeping individual game margins tight throughout the summer.

This series serves as a direct rematch of the 2025 AL Wild Card Series, where the #4 seed Yankees edged the #5 seed Red Sox in a full three-game battle (2–1) to advance to the ALDS. New York looks to duplicate that exact script on home turf, while Alex Cora’s Red Sox seek revenge and aim to flip the script after dropping last October’s decisive Game 3 in New York.

It’s coming down to the wire whether three-time MVP Aaron Judge (calf) will be on Aaron Boone’s Wild Card roster.

Pitching depth and bullpen durability are paramount in this three-game sprint. DraftKings opened the Yankees as substantial -170 moneyline favorites, while Boston is priced at +140. With the memory of last year fresh in mind, the Total Games line sits virtually split with Over 2.5 at -105 and Under 2.5 at -115. For underdog bettors, Boston +1.5 games at -215 offers attractive insurance, banking on the Red Sox forcing at least a decisive Game 3 just as they did in the 2025 playoffs.

The #4 seed San Diego Padres (90–71) host the #5 seed Chicago Cubs (88–73) at Petco Park in another electric October rematch. Despite San Diego finishing with the superior regular season record, the Cubs completely dominated the 2026 head-to-head regular season series, taking 5 of the 6 games against the Padres. Chicago’s pitching staff consistently contained San Diego’s explosive lineup all summer.