Polymarket Promo Code FOX: Get a $20 Bonus When You Trade on Your Favorite MLB Game This Monday

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New users on Polymarket can enter promo code FOX to get a $20 bonus when trading on today’s MLB action. 

The Chicago Cubs and Chicago White Sox meet in the Crosstown Classic, with Shota Imanaga starting for the Cubs. The Los Angeles Dodgers also begin a series against the Colorado Rockies at Coors Field, where Blake Snell looks for his first win of the season.

The Arizona Diamondbacks also visit the Boston Red Sox, while the San Diego Padres face the New York Mets at Citi Field with Walker Buehler taking the mound against Nolan McLean.

Whether you have a favorite team, player or matchup on Monday’s slate, new users can enter Polymarket’s promo code FOX to claim a $20 bonus and trade on today’s MLB games and other baseball markets.

For more information and full terms and conditions, visit our Polymarket promo code page.

How to Claim the Polymarket Promo with Code FOX

1. Click here to download the Polymarket app on iOS or Android.
2. Create a new Polymarket account using your email address.
3. Enter promo code FOX in the promo code or invite code field during registration.
4. Complete identity verification as prompted inside the app.
5. Deposit a minimum of $10 to your Polymarket account.
6. Your $20 trading bonus will be credited to your account automatically after the qualifying deposit.

White Sox vs. Cubs

*Probability is subject to change*

Dodgers vs. Rockies

*Probability is subject to change*

More markets available on Polymarket.

Chicago White Sox @ Chicago Cubs (8:05 PM ET)

• Records & Standings:Cubs: 72-53, 1st in the NL Wild Card.White Sox: 65-58, 1st in the AL Central.
• Cubs: 72-53, 1st in the NL Wild Card.
• White Sox: 65-58, 1st in the AL Central.
• Pitching Matchup: Luis Castillo (4-9, 4.96 ERA) vs. Shota Imanaga (8-9, 3.74 ERA).
• Key Team Stats: The Cubs boast a top-tier run differential (+60 over the Padres), while the White Sox rely on a stingy bullpen to defend their narrow division lead.
• Top Hitters: Pete Crow-Armstrong and Alex Bregman (who carries a 1.334 OPS against left-handed pitching) lead the Cubs. The White Sox lean on international breakout star Munetaka Murakami and rookie Edgar Quero.
• Implications: Pure rivalry bragging rights paired with extreme playoff tension. The Cubs need to preserve their wild card cushion, while the White Sox are desperately trying to fend off Cleveland and Minnesota in the AL Central.

San Diego Padres @ New York Mets 

• Records & Standings:Padres: 67-58, occupying the 2nd NL Wild Card spot.Mets: 62-63, trailing outside the playoff picture but pushing hard.
• Padres: 67-58, occupying the 2nd NL Wild Card spot.
• Mets: 62-63, trailing outside the playoff picture but pushing hard.
• Pitching Matchup: Walker Buehler (7-5, 4.88 ERA) vs. Nolan McLean (8-8, 4.08 ERA).
• Key Team Stats: Both teams feature highly productive offenses over the last 30 days. The Padres are lethal on the base paths (124 stolen bases, 4th in MLB), whereas the Mets rely on home run power (152 homers, 10th in MLB).
• Top Hitters: Jackson Merrill and a surging Manny Machado pace the Padres. The Mets are carried by Bo Bichette—who is hitting a blistering .462 over his last seven games—and star shortstop Francisco Lindor.

Atlanta Braves @ Minnesota Twins

• Records & Standings:Braves: 74-50, 1st in the NL East.Twins: 60-63, chasing the final AL Wild Card spot.
• Braves: 74-50, 1st in the NL East.
• Twins: 60-63, chasing the final AL Wild Card spot.
• Pitching Matchup: Martín Pérez (8-6, 2.96 ERA) vs. Bailey Ober (7-4, 4.64 ERA).
• Key Team Stats: The Braves feature elite run prevention, whereas Minnesota’s pitching has hit a rough patch, posting a 5.15 ERA over their last 10 games.
• Top Hitters: Matt Olson and Ronald Acuña Jr. anchor the potent Atlanta offense. The Twins counter with defensive star Byron Buxton and rookie Luke Keaschall.

Los Angeles Dodgers @ Colorado Rockies 

• Records & Standings:Dodgers: 74-51, 1st in the NL West.Rockies: 50-74, bottom of the NL West.
• Dodgers: 74-51, 1st in the NL West.
• Rockies: 50-74, bottom of the NL West.
• Pitching Matchup: Blake Snell (0-1, 5.00 ERA ) vs. Tomoyuki Sugano (12-5, 4.43 ERA).
• Key Team Stats: Los Angeles ranks 2nd in MLB in team on-base percentage (.335 OBP) and slugging (.427). The Rockies rank dead last in pitching, carrying a league-worst 5.47 team ERA.
• Top Hitters: Shohei Ohtani anchors LA with 27 home runs, alongside outfielder Andy Pages (.297 over his last 10 games). The Rockies are powered by breakout slugger Hunter Goodman, who has crushed 34 home runs this season.
• Implications: The Dodgers hold a comfortable 7-3 record in the season series against Colorado. LA wants a stress-free series sweep to pull further away from Arizona in the division standings.