MLB postseason player props today: Thursday's best props include Gavin Williams [10/15/2026]

Gavin Williams over 1.5 walks allowed (-104)

• Edge: 8.0%
• Probability: 58.9%
• Game: Rays vs. Guardians (1:00PM ET)

Our model has flagged value on Guardians' Gavin Williams over 1.5 walks allowed. A probability of 58.9% gives this play an edge of 8.0% at -104 odds.

Gavin Williams over 1.5 earned runs (+105)

• Edge: 6.8%
• Probability: 55.6%
• Game: Rays vs. Guardians (1:00PM ET)

Gavin Williams’s earned runs prop shows a 55.6% probability and an 6.8% edge at +105 odds, according to our model.

Richie Palacios over 0.5 bases (+100)

• Edge: 2.1%
• Probability: 52.1%
• Game: Rays vs. Guardians (1:00PM ET)

The data highlights value on Richie Palacios over 0.5 bases, with simulations showing a 52.1% probability and a 2.1% edge at +100.

Richie Palacios to get a hit (+105)

• Edge: 3.3%
• Probability: 52.1%
• Game: Rays vs. Guardians (1:00PM ET)

Our model finds value on Richie Palacios to get a hit, with a 52.1% probability and an edge of 3.3% at +105 odds.

Taylor Walls over 0.5 bases (+130)

• Edge: 7.0%
• Probability: 50.5%
• Game: Rays vs. Guardians (1:00PM ET)

Simulations indicate value on Taylor Walls over 0.5 bases for Rays, showing an edge of 7.0% at +130 odds.

Taylor Walls to get a hit (+125)

• Edge: 6.1%
• Probability: 50.5%
• Game: Rays vs. Guardians (1:00PM ET)

Taylor Walls’s to get a hit prop shows an edge of 6.1% at +125 odds, supported by a 50.5% probability according to our model.

Chandler Simpson over 0.5 to steal a base (+245)

• Edge: 6.8%
• Probability: 35.7%
• Game: Rays vs. Guardians (1:00PM ET)

Our model highlights value on Chandler Simpson over 0.5 to steal a base for Rays, with a 35.7% probability and a 6.8% edge at +245 odds.

Taylor Walls over 0.5 to steal a base (+630)

• Edge: 2.6%
• Probability: 16.3%
• Game: Rays vs. Guardians (1:00PM ET)

The data shows value on Taylor Walls over 0.5 to steal a base, supported by a 16.3% probability at +630 odds and an edge of 2.6%.

MLB Playoffs player prop summary: Thursday, October 15, 2026

A quick summary of today’s top props by probability according to our model as of 6:41AM ET:

Conclusion

For October 15, 2026, our MLB postseason prop bets feature players such as Gavin Williams, Richie Palacios and Taylor Walls. 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 encourages responsible gambling.