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Polymarket Promo Code BROAD: Get $20 Bonus for MLB Prediction Markets (Aug. 31)
By Danny Small
Published:
New players can take advantage of a generous $20 sign-up bonus ahead of Monday’s MLB slate by using Polymarket promo code BROAD. Click here to get in on the action.
By securing this promotion, you will receive a $20 sign-up bonus after making a trade of at least $10. This promotional bonus is available immediately to trade shares and predict the outcomes of Monday’s MLB matchups, as well as any MLB game throughout the week. Not to mention, Polymarket will have options on college football this weekend as well.
Polymarket Promo Code BROAD Delivers $20 Prediction Bonus
| Polymarket Promo Code | BROAD |
|---|---|
| New User Offer | $20 Sign-Up Bonus |
| Terms and Conditions | 18+ and Present in the US (Not Available in MI, NV) |
| Bonus Last Verified On | August 31, 2026 |
By utilizing the latest Polymarket promo code, new Polymarket customers secure a $20 sign-up bonus to use on Monday’s MLB action. To qualify for this promotion, users must be 18 or older and physically located in an eligible Polymarket state. After completing the registration process and verifying your identity, simply make an initial deposit of at least $10.
Once that first deposit processes, your $25 bonus unlocks and is ready for immediate use. With your bonus funds secured, you can dive straight into predicting Monday’s baseball slate. You might choose to back the New York Yankees (78-59) as top prospect Elmer Rodríguez takes the mound against the Los Angeles Angels (52-85), or evaluate the critical National League Central showdown between the Milwaukee Brewers (85-52) and the Chicago Cubs (77-60).
Monday MLB Prediction Preview
| Matchup | Probability |
|---|---|
| SEA @ BOS | SEA 40% / BOS 60% |
| MIL @ CHC | MIL 50% / CHC 50% |
| NYY @ LAA | NYY 55% / LAA 46% |
When analyzing the SEA @ BOS market, Boston presents the stronger statistical profile. The Red Sox offense boasts a .249 team batting average and 609 runs scored, significantly outpacing Seattle’s .227 average and 530 runs. Furthermore, Seattle is attempting to snap a four-game losing streak that has left fans frustrated following a weekend sweep by the Toronto Blue Jays. On the mound, Boston’s pitching staff holds a steady 3.57 ERA and 1.23 WHIP, giving them a clear edge over the Mariners’ 4.16 ERA and 1.24 WHIP.
The MIL @ CHC matchup offers a tighter prediction market driven by an intense rivalry. Milwaukee’s offense has produced 683 runs and a .735 OPS, while Chicago’s lineup has been slightly more productive with 725 runs and a .767 OPS. However, the Brewers, seeking their fifth division title in six seasons under manager Pat Murphy, hold a distinct pitching advantage. Milwaukee brings a stellar 3.37 team ERA to counter Chicago’s 4.15 mark.
How to Activate Polymarket Promo Code BROAD
Getting started is a straightforward process. To claim your sign-up offer and start trading on late-season MLB matchups, like the New York Yankees (78-59) visiting the Los Angeles Angels (52-85), simply follow these steps:
- Download the App: Search for and download the Polymarket app on your mobile device.
- Register Your Account: Create a new account by providing your standard personal information.
- Verify Your Identity: Submit the required proof of identification to secure your account and comply with platform guidelines.
- Apply the Promo Code: Make sure to enter promo code BROAD during the registration process.
- Make a Deposit: Complete a first-time deposit of at least $10 using any of the secure payment methods.
Once your account is loaded with that initial $10 deposit, you are ready to participate in the MLB prediction markets. Whether you want to back the Milwaukee Brewers against the Chicago Cubs or trade shares on the Boston Red Sox defending their home field, your promotional benefits will be unlocked and ready to deploy.
Commercial content writer for Sportradar. Never had the makings of a varsity athlete.