Game Props: Toronto Blue Jays vs Seattle Mariners Preview

The upcoming MLB showdown on October 16, 2025, is Game 4 of the Wild Card Series between the Toronto Blue Jays and Seattle Mariners at T-Mobile Park in Seattle, WA. Leading 2-1 in the series, the Mariners will look to close it out, while the Blue Jays battle back. Airing on Fox Sports 1, this matchup delivers plenty of game props and prop bets to sharpen your edge with U.S. regulated sportsbooks.

Our top pick centers on the Toronto Blue Jays team total OVER 3.5 runs at -137. Over the last 10 games, this market has produced a 70% hit rate and an EV of +0.7, driven by Toronto’s explosive lineup against Seattle’s uneven pitching. Seattle’s team total UNDER 3.5 runs is also attractive, holding a 65% hit rate with an EV of +0.5 based on recent form.

We’re also eyeing the odd/even first innings runs market. Our game projections favor EVEN at -240, hitting 60% of the time with an EV of +0.4. Combined with the pace of play—Seattle averaging a quick 2:55 pace and Toronto at 3:05—this insight can guide your totals and in-game decisions.

Curious about our other MLB selections? Check out Check out MLB picks for more high-value opportunities across the league.

For deeper analysis, explore detailed insights on our player props page. Ready to bet smarter? Start your OddsTrader Turbo subscription now or place your wager with a U.S. regulated sportsbook and profit off the edge.

By leveraging our proven stats and projections, you’ll make informed decisions and capitalize on high-value opportunities in this pivotal Game 4 clash.