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The highly anticipated MLB postseason clash between the Toronto Blue Jays and Seattle Mariners is set for October 17, 2025, at T-Mobile Park in Seattle, WA. With the series tied 2-2 heading into Game 5, the Blue Jays face a raucous home crowd in the retractable-dome stadium. The matchup airs on fox sports 1, and bettors can explore all the latest betting markets on our MLB odds page or place a wager with a U.S. regulated sportsbook.
Current betting lines for this showdown reflect a tight contest, with market sentiment seeing both teams evenly matched:
The moneyline opened at -110 for both teams and remains unchanged, reflecting bettors’ confidence in an even matchup. The run line opened at +1½ -190 for Seattle and -1½ +158 for Toronto and has held steady, while the total opened at 7 runs and remains at o7 -110. Stable lines provide clearer edge identification.
Seattle’s ability to score at home—averaging 5.1 runs per game at T-Mobile Park—versus Toronto’s road pitching staff posting a 3.75 ERA highlights the value of the underdog Mariners on the run line. Harnessing these insights allows bettors to make smarter decisions by focusing on venue-driven performance.
Given the balanced moneyline and home hitting advantage, backing the Seattle Mariners on the run line at +1½ -190 stands out as the best play. You can grab these odds at Caesars. Ready to bet smarter? Start your OddsTrader Turbo subscription now and profit off the edge.
![]() CLEP. Messick (L) 13-1122% -133Everygame | |||||||
MIAC. Paddack (R) 11-1230% -109BetAnything | |||||||
![]() DETK. Montero (R) 12-1116% -106BetAnything | |||||||
TBS. Matz (L) 12-1076% +103BetOnline | |||||||
WSHF. Griffin (L) 10-1373% +127Bet105 | |||||||
BOSC. Early (L) 9-1351% -121Everygame | |||||||
NYMN. McLean (R) 7-1525% -152BetOnline | |||||||
![]() CHCS. Imanaga (L) 13-916% -125Bookmaker | |||||||
KCK. Bubic (L) 7-1612% -116Bet105 | |||||||
![]() TEXK. Rocker (R) 11-1150% -106Bet105 | |||||||
![]() COLJ. Herget (R) 9-1478% +133Bookmaker | |||||||
LAAJ. Kochanowicz (R) 11-1380% -109BetAnything | |||||||
SEAL. Castillo (R) 10-1426% -153Everygame | |||||||
![]() AZM. Kelly (R) 13-913% -142Bet105 | |||||||
SFL. Roupp (R) 9-1390% +157Everygame | |||||||
MIAJ. Junk (R) 11-12- -121BetOnline | |||||||
![]() CLET. Bibee (R) 13-11- -128MyBookie | |||||||
TBN. Martinez (R) 12-10- -125BetOnline | |||||||
KCM. Wacha (R) 7-16- -125MyBookie | |||||||
LAAJ. Soriano (R) 11-13- -143BetOnline | |||||||
SEAL. Gilbert (R) 10-14- -185BetOnline | |||||||
![]() DETC. Mize (R) 12-11- -130BetOnline | |||||||
WSHZ. Littell (R) 10-13- +134BetOnline | |||||||
BOSR. Suarez (L) 9-13- +119Heritage | |||||||
![]() COLT. Sugano (R) 9-14- - | |||||||
![]() AZE. Rodriguez (L) 13-9- -138BetOnline | |||||||
SFT. Mahle (R) 9-13- +174Heritage |