MLB player props today: Top Saturday plays include Michael Harris II [9/13/2025]

Our MLB player props for Saturday, September 13, 2025, are locked and loaded, chosen through groundbreaking simulations and machine learning techniques.

These MLB player props are here today to enhance your betting strategy and feature players like Michael Harris II, Sal Frelick and Andres Gimenez.

Three of today's prop betting opportunities are listed below, with Dimers Pro users getting unlimited access to our full suite of prop picks and today's MLB hitter projections.

Today's full list of MLB prop bets is led by a player in the Cardinals vs. Brewers game to go over his outs recorded line, with our in-house predictive model pinpointing an edge of 14% at +134 odds.

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List of MLB prop bets for Saturday

While the MLB prop picks on this page for Saturday are sorted by win probability, betting on likelihood alone means leaving money on the table.

Savvy bettors chase edge—not just probability—and the highest-edge picks are reserved for Dimers Pro users to give them the best chance at winning.

Michael Harris II to get a hit (-171)

• Probability: 67.2%
• Edge: 4.1%
• Game: Astros vs. Braves (7:15PM ET)

Our model has found a strong MLB prop for Saturday's Astros vs. Braves game, focusing on Atlanta's Michael Harris II. With a 67.2% chance of hitting, we suggest betting on Michael Harris II to get a hit at -171 odds, offering an edge of 4.1%.

Sal Frelick to get a hit (-165)

• Probability: 66.4%
• Edge: 4.2%
• Game: Cardinals vs. Brewers (8:15PM ET)

Our model has discovered another high-probability prop for Saturday's MLB action, with Milwaukee's Sal Frelick in our sights in the Cardinals-Brewers game. We suggest betting on Sal Frelick to get a hit at -165 odds, backed by a 66.4% chance of hitting and a 4.2% edge.

Andres Gimenez to get a hit (-147)

• Probability: 66.1%
• Edge: 6.6%
• Game: Orioles vs. Blue Jays (3:07PM ET)

According to our analysis, another strong prop for Saturday's MLB action focuses on Toronto's Andres Gimenez in the Orioles vs. Blue Jays matchup. The recommended bet is Andres Gimenez to get a hit at -147 odds, with a 66.1% chance of hitting and a 6.6% edge.

MLB player prop picks: Saturday, September 13, 2025

A quick summary of today’s top three props by probability according to our model as of 3:56PM ET:

Matchup	Prop	Odds	Probability	Edge
Astros vs. Braves	Michael Harris II To Get a Hit	-171 @ DraftKings	67.2%	4.1%
Cardinals vs. Brewers	Sal Frelick To Get a Hit	-165 @ BetMGM	66.4%	4.2%
Orioles vs. Blue Jays	Andres Gimenez To Get a Hit	-147 @ DraftKings	66.1%	6.6%

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Saturday's MLB props include a standout play with an edge of 14% on the best available odds—the kind of high-value bet you won't find by chasing probability alone.

Dimers Pro users have access to 260 MLB player props at the time of writing, all backed by real betting value.

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The prop bets on this page are part of our MLB player props and MLB best bets series.

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Conclusion

For September 13, 2025, our MLB prop bets are locked and loaded, featuring players like Michael Harris II, Sal Frelick and Andres Gimenez. Backed by cutting-edge simulations, these picks are here to boost your betting game.

With the help of AI and automation, this article delivers today's MLB prop bets and insights quickly and accurately, while human oversight ensures high editorial quality. Our predictions are grounded in the latest data to help you make informed decisions.

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