MLB player props today: Thursday's top plays include Nathan Church [8/21/2025]

Our MLB player props for Thursday, August 21, 2025, are locked in, generated through cutting-edge simulations and machine learning techniques.

These MLB player props are here today to enhance your betting strategy and feature players like Nathan Church, Jacob Young and Brady House.

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

Today's full list of MLB prop bets is led by a player in the Astros vs. Orioles game to go over his walks allowed line, with our in-house predictive model pinpointing an edge of 13% at +125 odds.

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List of MLB prop bets for Thursday

While the MLB prop picks on this page for Thursday 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.

Nathan Church To Get a Hit 0.5 to get a hit (-120)

• Probability: 63.4%
• Edge: 8.9%
• Game: Cardinals vs. Rays (7:35PM ET)

Our model has found a strong MLB prop for Thursday's Cardinals vs. Rays game, zeroing in on St. Louis' Nathan Church. With a 63.4% chance of hitting, we suggest betting on Nathan Church To Get a Hit 0.5 to get a hit at -120 odds, offering an edge of 8.9%.

Jacob Young To Get a Hit 0.5 to get a hit (-130)

• Probability: 62.4%
• Edge: 5.9%
• Game: Mets vs. Nationals (4:05PM ET)

Our model has discovered another high-probability prop for today's MLB action, with Washington's Jacob Young in our sights in the Mets-Nationals game. We recommend betting on Jacob Young To Get a Hit 0.5 to get a hit at -130 odds, backed by a 62.4% chance of hitting and a 5.9% edge.

Brady House To Get a Hit 0.5 to get a hit (-140)

• Probability: 61.7%
• Edge: 3.4%
• Game: Mets vs. Nationals (4:05PM ET)

According to our analysis, another strong prop for Thursday's MLB action focuses on Washington's Brady House in the Mets vs. Nationals matchup. Our recommended bet is Brady House To Get a Hit 0.5 to get a hit at -140 odds, with a 61.7% chance of hitting and a 3.4% edge.

MLB player prop picks: Thursday, August 21, 2025

A quick summary of today’s top three props by probability according to our model as of 3:57PM ET:

Matchup	Prop	Odds	Probability	Edge
Cardinals vs. Rays	Nathan Church To Get a Hit	-120 @ DraftKings	63.4%	8.9%
Mets vs. Nationals	Jacob Young To Get a Hit	-130 @ BetMGM	62.4%	5.9%
Mets vs. Nationals	Brady House To Get a Hit	-140 @ BetMGM	61.7%	3.4%

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Thursday's MLB props are highlighted by a play with an edge of 13% 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 132 MLB player props at the time of writing, all backed by real betting value.

More on MLB

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

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Conclusion

For August 21, 2025, our MLB prop bets are locked and loaded, featuring players like Nathan Church, Jacob Young and Brady House. Powered 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 drawn from current data to help you make informed decisions.

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