Opening Odds for Blue Jays vs Mariners Game 5 & Starting Pitchers

• The Blue Jays and Mariners are tied 2-2 in the best-of-seven ALCS
• The home team hasn’t won a game yet and the Mariners are slight home underdogs in Game 5
• See the opening Blue Jays vs Mariners Game 5 odds (moneyline, runline, and total)

After taking Games 1 and 2 in hostile territory, the Seattle Mariners (90-72, 51-30 home) returned home in full control of the best-of-seven ALCS with the Toronto Blue Jays (94-68, 40-41 away). But the Jays outscored the Mariners 21-6 in a pair of road wins in Games 3 and 4, setting up a massive Game 5 on Friday in Seattle.

First pitch for Game 5 is scheduled for 3:08 pm PT/6:08 pm ET at T-Mobile Field. Toronto has opened as a slight betting favorite in the Blue Jays vs Mariners odds for Game 5.

Blue Jays vs Mariners Odds for Game 5

The Blue Jays/Mariners moneyline for Game 5 has opened with Toronto as a -116 favorite (53.70% implied win probability), and the Mariners as -105 underdogs (51.22% implied win probability). The runline and total have yet to be posted at DraftKings.

FanDuel, however, has the Mariners as slight -116 chalk in Game 5 and Toronto as a -102 underdog. FanDuel has opened the run total at 7.0 with the under favored at -115.

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Moneyline odds as of Oct. 16 at DraftKings. Runline and tun total as of Oct. 16 at FanDuel. See SBD’s list of the top MLB betting sites.

Despite being slight Game 5 underdogs, Seattle has slightly shorter World Series odds, priced at +330 to win its first ever championship. Toronto is +390 to win its first title since 1993. The Dodgers, who own a 3-0 lead on the Brewers in the NLCS, are -175 odds-on favorites to repeat as World Series champions.

Probable Pitchers for TOR vs SEA Game 5

All statistics from 2025 regular season.

Gausman and Miller were their teams’ respective Game 1 starters. Gausman was good, allowing two runs on three hits and a walk over 5.2 innings with five strikeouts. Miller was even better, going a full six innings and allowing just one run on two hits and three walks in a 3-1 win.

The Mariners pounded out 10 runs in a 10-3 victory in Game 2.

The Toronto bats jumped to life in Games 3 and 4. The Jays mashed five home runs in a 13-4 win in Game 3, then added two more dingers in an 8-2 win in Game 4.

The streaky Mariners lost three straight home games four separate times during the regular season, including a three-game sweep at the hands of the Blue Jays in mid-April. The Mariners also lost their final three home games of the regular season to the Dodgers before taking two of three in Seattle against the Tigers in the ALDS.

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