Injury Report: Toronto Blue Jays vs Seattle Mariners

The five-game series finale heads to T-Mobile Park in Seattle, WA on October 17, 2025, pitting the Toronto Blue Jays vs Seattle Mariners in what could be a deciding clash. Airing on Fox Sports 1, this matchup carries significant playoff weight and an injury report that could shift the odds before first pitch.

• José Berríos (Pitcher, Toronto Blue Jays) – Out with left elbow inflammation after a comebacker; expected to return October 24, 2025.
• Bo Bichette (Shortstop, Toronto Blue Jays) – Out with a left knee sprain; status day to day but likely sidelined.
• Anthony Santander (Right Field, Toronto Blue Jays) – Out with back soreness; underwent X-rays, return timeline pending.
• Jackson Kowar (Reliever, Seattle Mariners) – On 15-day IL due to a right pinched nerve; eligible October 24, 2025.
• Trent Thornton (Reliever, Seattle Mariners) – On 60-day IL after Achilles surgery; not available this postseason.

With Toronto’s pitching staff already taxed and Seattle’s lineup finding late-game magic, understanding player statuses is critical. The Blue Jays have struggled to find bullpen consistency without key arms, while the Mariners’ late-inning relief options are thin. These factors can influence run lines and over/under projections, offering smart bettors an analytical edge.

Visit the MLB injury page for a full breakdown of player statuses. Bettors can leverage these insights on starting pitchers and bullpen depth to find value. Ready to bet smarter? Start your OddsTrader Turbo subscription now or place a wager with a U.S. regulated sportsbook and gain an edge in this pivotal MLB showdown.