NewzThe Polymarket promo code MASS has been upgraded for Red Sox-Rangers at Globe Life Field, and the bigger $50 bonus is live on a $10 deposit. New users registering with the Polymarket promo code MASS deposit $10 and receive a $50 bonus—$60 in total trading funds before Boston and Texas take the field at 8:05 p.m. The Kalshi code CLEVELAND has gone live ahead of tonight’s MLB slate on Wednesday, September 16, 2026.
The Kalshi code CLEVELAND is a registration code that returns a $25 bonus on a $25 first deposit—$50 in trading funds on a CFTC-regulated exchange before a single contract is bought. The MLB regular season is winding down and baseball fans looking to trade on the action are in luck, as the Polymarket promo code CLEVE has upgraded for Wednesday’s MLB slate of games and its $50 bonus is live on a $10 deposit. New users registering with the Polymarket promo code CLEVE deposit $10 and receive a $50 bonus—$60 in total trading funds before the first market moves.
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