A pivotal American League Championship Series matchup heads to the mound as the Toronto Blue Jays and Seattle Mariners clash in a potential series-altering game. A classic pitcher’s duel is on tap, with two of the game’s premier right-handers set to face off under the bright lights of the postseason.
Game Details:
- Matchup: Toronto Blue Jays at Seattle Mariners (ALCS Game 4)
- Date: Thursday, October 16, 2025
- Time: 8:33 PM EST
- Location: T-Mobile Park, Seattle, WA
- TV: FOX Sports 1
- Starting Pitchers: Max Scherzer (RHP) for Toronto vs. Luis Castillo (RHP) for Seattle
- Moneyline Odds: Blue Jays +105 | Mariners -127
Pitching Matchup: The Legend vs. The Rock
This game features a marquee showdown between a future Hall of Famer and one of the most dominant arms in the league.
For the Blue Jays, veteran ace Max Scherzer gets the ball. Known for his ferocious intensity and a deep arsenal of pitches, Scherzer brings invaluable postseason experience to the mound. His ability to navigate high-pressure innings and generate strikeouts will be critical for a Toronto team looking to silence the raucous Seattle crowd.
The Mariners will counter with their ace, Luis “La Piedra” Castillo. Pitching at home, where he has been exceptional, Castillo will look to overpower the Blue Jays lineup with his signature high-velocity sinker and devastating changeup. In a must-win environment, Seattle couldn’t ask for a better arm to take the hill.
Team Analysis & Injury Report
Toronto Blue Jays: The Blue Jays’ path through the postseason has been complicated by injuries. While their lineup still possesses significant power, they are navigating the playoffs without a key piece of their rotation, José Berríos, who was ruled out with an elbow injury. A major question mark also surrounds the health of star shortstop Bo Bichette, who was dealing with a knee injury late in the season. His presence and effectiveness in the lineup could be a deciding factor.
Seattle Mariners: The Mariners enter this crucial home game as the healthier team. While they have dealt with various injuries throughout the year, the provided reports do not indicate any new, significant absences among their core offensive players for this playoff series. With their ace on the mound and the energy of T-Mobile Park behind them, the Mariners are in a strong position to defend their home turf.
Prediction
This matchup has all the makings of a low-scoring, nail-biting playoff classic. Both Scherzer and Castillo are capable of completely shutting down an opposing lineup. However, the edge goes to the home team.
Luis Castillo’s dominance at T-Mobile Park, combined with the electric playoff atmosphere, presents a formidable challenge for the Blue Jays. While Max Scherzer is a legendary competitor, the Mariners’ lineup will grind out at-bats and try to capitalize on any mistake. The odds reflect this, with the Mariners (-127) positioned as slight favorites. Given the pitching matchup and home-field advantage, Seattle is the logical pick.
Prediction: Mariners 3, Blue Jays 2
The Pick: Seattle Mariners ML (-127)
Sources:
Toronto Blue Jays Injury Status – ESPN
Blue Jays injuries and roster moves
Toronto Blue Jays Injury Report and Status 2025 – CBS Sports
MLB Injury Report 2025: Fractures, Strains, Tommy John, and more …
2025 Toronto Blue Jays Injury Report | RosterResource | FanGraphs …
Blue Jays injury update on Bichette
[Matheson] Blue Jays injury updates: : r/Torontobluejays
Blue Jays injury updates: Latest on Springer, Kirk, Gimenez …
Blue Jays Injury Report: Jordan Romano set to begin throwing …
Blue Jays Get Key Injury Update on Bo Bichette Ahead of MLB …