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Read Article WNBA Player Props Today: Wednesday's Top Plays Include Brittney Sykes [5/21/2025]
Updated: | First published:
Written by Jason Bevilacqua, Head of Content and Communities
The best WNBA player prop picks for Wednesday.
Our WNBA player props for Wednesday, May 21, 2025, are locked and loaded, generated through groundbreaking simulations and high-tech machine learning.
These insights are designed to enhance your betting strategy and feature players such as Brittney Sykes, Satou Sabally and Alyssa Thomas.
Three of today's prop betting opportunities are listed below, with Dimers Pro subscribers getting unlimited access to our full suite of prop picks, including the top WNBA prop of the day.
Today's full list of WNBA prop bets is led by a player in the Sparks vs. Mercury game to go over her 3pm line, with our in-house predictive model finding an edge of 9% at +110 odds.
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While the WNBA prop picks on this page for Wednesday are sorted by win probability, betting on likelihood alone means leaving money on the table.
Smart bettors chase edge—not just probability—and the highest-edge picks are reserved for Dimers Pro users to give them the best shot at winning.
Brittney Sykes Over 3.5 Total Rebounds (-120)
- Probability: 61.1%
- Projection: 5.5
- Edge: 6.6%
- Game: Mystics vs. Valkyries (10:00PM ET)
Our model has found a standout WNBA prop for Wednesday's Mystics vs. Valkyries matchup, zeroing in on Washington's Brittney Sykes. With a 61.1% chance of hitting, we suggest betting on Brittney Sykes Over 3.5 Total Rebounds at -120 odds, offering an edge of 6.6%.
Satou Sabally Under 22.5 Points Scored (-105)
- Probability: 60.7%
- Projection: 17.2
- Edge: 9.4%
- Game: Sparks vs. Mercury (10:00PM ET)
Our model has discovered another high-probability prop for Wednesday's WNBA action, with Phoenix' Satou Sabally in our sights in the Sparks-Mercury game. We recommend betting on Satou Sabally Under 22.5 Points Scored with an edge of 9.4% at -105 odds.
Alyssa Thomas Under 16.5 Points Scored (-108)
- Probability: 59.4%
- Projection: 11.8
- Edge: 7.5%
- Game: Sparks vs. Mercury (10:00PM ET)
According to our analysis, another strong prop for Wednesday's WNBA action focuses on Phoenix' Alyssa Thomas in the Sparks vs. Mercury game. The recommended bet is Alyssa Thomas Under 16.5 Points Scored at -108 odds, with a 59.4% chance of hitting and a 7.5% edge..
WNBA Player Prop Picks: Wednesday, May 21, 2025
A quick summary of today’s top three props by probability according to our model as of 9:56PM ET:
| Matchup | Prop | Odds | Probability | Edge |
|---|---|---|---|---|
| Mystics vs. Valkyries | Brittney Sykes Over 3.5 Total Rebounds | -120 @ DraftKings | 61.1% | 6.6% |
| Sparks vs. Mercury | Satou Sabally Under 22.5 Points Scored | -105 @ BetMGM | 60.7% | 9.4% |
| Sparks vs. Mercury | Alyssa Thomas Under 16.5 Points Scored | -108 @ FanDuel | 59.4% | 7.5% |
Get unlimited access to our complete suite of prop picks by signing up for Dimers Pro.
Wednesday's WNBA props include a standout play with an edge of 9% 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 31 WNBA player props at the time of writing, all backed by real betting value.
Access 31 WNBA Prop Picks Available Today Get Dimers Pro More About WNBA
The prop bets on this page are part of our WNBA player props and WNBA best bets series.
Stay up-to-date with the latest WNBA news, data-driven WNBA predictions and WNBA title odds.
Conclusion
For May 21, 2025, our WNBA prop bets are locked and loaded, featuring players like Brittney Sykes, Satou Sabally and Alyssa Thomas. Backed by advanced simulations, these picks are here to give your betting strategy the edge it needs.
With the help of AI and automation, this article delivers today's WNBA prop bets and insights quickly and accurately, while human oversight ensures high editorial quality. Our predictions are sourced from the latest data to help you make informed decisions.
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Jason Bevilacqua, an expert in MLB, NHL, NBA, MLS, and NFL, delivers game previews, best bets, and props. Since 2020, as Head of Social and Community at Dimers, he has contributed insightful articles utilizing data-driven models and simulations.
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