MLB player props today: Saturday's best props include Yoshinobu Yamamoto [8/21/2026]

Tanner Gordon over 0.5 walks allowed (-227)

• Edge: 7.4%
• Probability: 76.8%
• Game: Guardians vs. Rockies (8:40PM ET)

Our model has flagged value on Colorado's Tanner Gordon over 0.5 walks allowed. A probability of 76.8% gives this play an edge of 7.4% at -227 odds.

Yoshinobu Yamamoto under 7.5 strikeouts (-160)

• Edge: 9.5%
• Probability: 71.0%
• Game: Pirates vs. Dodgers (10:10PM ET)

Yoshinobu Yamamoto’s strikeouts prop shows a 71.0% probability and an 9.5% edge at -160 odds, according to our model.

Emerson Hancock under 5.5 strikeouts (-164)

• Edge: 8.5%
• Probability: 70.6%
• Game: Cubs vs. Mariners (10:10PM ET)

The data highlights value on Emerson Hancock under 5.5 strikeouts, with simulations showing a 70.6% probability and an 8.5% edge at -164.

Hunter Dobbins under 2.5 walks allowed (-202)

• Edge: 2.8%
• Probability: 69.7%
• Game: Cardinals vs. Phillies (6:40PM ET)

Our model finds value on Hunter Dobbins under 2.5 walks allowed, with a 69.7% probability and an edge of 2.8% at -202 odds.

Connor Prielipp under 2.5 earned runs (-151)

• Edge: 9.1%
• Probability: 69.3%
• Game: Twins vs. Padres (9:40PM ET)

Simulations indicate value on Connor Prielipp under 2.5 earned runs for Minnesota, showing an edge of 9.1% at -151 odds.

Reid Detmers over 1.5 earned runs (-162)

• Edge: 7.3%
• Probability: 69.2%
• Game: Angels vs. Rangers (8:15PM ET)

Reid Detmers’s earned runs prop shows an edge of 7.3% at -162 odds, supported by a 69.2% probability according to our model.

Freddy Peralta under 2.5 walks allowed (-194)

• Edge: 2.8%
• Probability: 68.8%
• Game: Rays vs. Orioles (7:15PM ET)

Our model highlights value on Freddy Peralta under 2.5 walks allowed for Tampa Bay, with a 68.8% probability and a 2.8% edge at -194 odds.

Patrick Bailey to get a hit (-186)

• Edge: 3.7%
• Probability: 68.7%
• Game: Guardians vs. Rockies (8:40PM ET)

The data shows value on Patrick Bailey to get a hit, supported by a 68.7% probability at -186 odds and an edge of 3.7%.

Eduardo Rodriguez under 5.5 strikeouts (-152)

• Edge: 7.7%
• Probability: 68.0%
• Game: Reds vs. D-Backs (9:40PM ET)

A 7.7% edge on the under 0.5 strikeouts line makes Eduardo Rodriguez a value play in Reds vs. D-Backs, supported by a 68.0% probability at -152 odds.

Petey Halpin to get a hit (-185)

• Edge: 2.8%
• Probability: 67.7%
• Game: Guardians vs. Rockies (8:40PM ET)

Simulations show value on Petey Halpin to get a hit here, with a 67.7% probability and 2.8% edge at -185 odds.

MLB player prop summary: Friday, August 21, 2026

A quick summary of today’s top props by probability according to our model as of 12:08AM ET:

Conclusion

For August 21, 2026, our MLB prop bets feature players such as Tanner Gordon, Yoshinobu Yamamoto and Emerson Hancock. Each pick is grounded in real-time data and advanced simulations to help you bet with clarity and purpose.

Built using automation and human oversight, this article draws on the latest data to deliver accurate, timely insights. If using this article for betting, Dimers promotes responsible gambling.