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Kalshi promo code SL500: Earn up to a $500 trading bonus for Red Sox-Blue Jays, Phillies-Cardinals, MLB on Monday
Kalshi offers new users up to a $500 bonus in trading credits after trading $25 with the Kalshi promo code SL500

It's Monday, which means it's the start of a brand-new MLB week with 10 games featured tonight. Fans can use the Kalshi promo code SL500 to get up to a $500 bonus in trading credits when they make $25+ in trades. The Boston Red Sox look to rebound against the Toronto Blue Jays to open up the week. Meanwhile, the Philadelphia Phillies play the St. Louis Cardinals on the road in a clash between two teams fighting for their spot in the NL Wild Card picture. Claim up to $500 in bonus trading credits after $25 in trades here with the Kalshi promo code SL500:
For more information, check out our Kalshi promo code review page, including the offer's full terms and conditions.
Monday MLB trading preview
The Boston Red Sox and Toronto Blue Jays series begins tonight, and the Red Sox lost their last two games this past weekend against the Athletics. They are fighting to keep a spot in the AL Wild Card race, holding steady at second heading into tonight's action. Their ace, Sonny Gray, who is a 14-year MLB veteran, will pitch this evening, and he is trading at $0.52 per share on Kalshi to have five or more strikeouts. In August, his career ERA of 2.82 is the lowest out of any month in the baseball season. George Springer, in his career, is 3-8 against Gray. The Blue Jays will have Jameson Taillon on the hill, who is trading at $0.63 per share to strike out four or more batters. Kalshi has tonight's game shaping up in favor of Boston, with the Red Sox at $0.60 per share to win against the Blue Jays, who are priced at $0.40 per share.
The Philadelphia Phillies and St. Louis Cardinals start an exciting three-game series this week. The Phillies are tied for the last spot in the NL Wild Card picture, and the Cardinals are looking to catch them as they are 3.5 games back of the final spot leading into tonight's action. Andrew Painter is on the hill for the Phillies, and he is trading at $0.42 per share on Kalshi to strike out four or more hitters. Hunter Dobbins will be on the mound for the Cardinals and is trading at $0.63 per share to have three or more strikeouts. Trea Turner is trading at $0.72 per share on Kalshi to have at least one hit. Philadelphia is priced at $0.52 per share to win over St. Louis at $0.48 per share. Nine or more runs in tonight's meeting is trading at $0.55 on Kalshi.
The Milwaukee Brewers play the San Diego Padres tonight to start a fascinating NL series. The Padres are currently trailing by one game in their chase to have a spot in the NL Wild Card race. The Brewers have the best record in the MLB and lead the NL Central comfortably by 5.5 games. Logan Henderson has a 2.16 ERA with 24 strikeouts in his last three appearances, and he is pitching tonight for the Brewers, priced at $0.45 per share on Kalshi to strike out six or more batters. The Padres' Fernando Tatis Jr. is trading at $0.67 per share on Kalshi to have at least one hit. Milwaukee is priced at $0.52 per share to win over San Diego at $0.49 per share on Kalshi. Trade on the MLB and more at Kalshi with the promo code SL500:
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Written by Janine Brown
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