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Independent & editorially reviewed Odds & offers updated September 3, 2026
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Polymarket has the Pirates favored at 58.5% for Tuesday's Tigers matchup, but the pitching duel between Keider Montero and Braxton Ashcraft is the real story.
Polymarket's regulated U.S. exchange is beta-testing parlay-style "combinatorial" contracts, months after Kalshi's combo bets surged past $13.7 billion in monthly volume.
Polymarket has the Tigers-Pirates series as a coin flip despite Detroit's outfield injuries, while traders are more skeptical of Manchester City's title odds than sportsbooks.
Polymarket bettors are split on the Orioles-Rays total, while Houston holds a slim edge over Seattle in a series finale with real stakes at Daikin Park.
UFC 330's Makhachev-Garry title fight and a quiet Mets-Nationals total both have prediction markets buzzing Saturday. Here's what the odds are saying.
Kalshi is in talks for a $40 billion valuation even as Washington, New York and other states hand the prediction market operator fresh legal setbacks over its sports contracts.
Polymarket bettors are piling onto Islam Makhachev ahead of UFC 330, while MLB totals for Marlins-Reds, Padres-Guardians, and Red Sox-Pirates split the crowd right down the middle.
A Connecticut federal judge denied Kalshi's bid for an injunction, comparing its parlay contracts to casino gaming and dealing the prediction market operator its ninth adverse state ruling.
Peggy Flanagan's Minnesota Senate primary win over Kalshi-backed Angie Craig gives tribal gaming advocates a symbolic lift in the ongoing legal fight over prediction markets.
Circa Sports founder Derek Stevens says prediction markets like Kalshi and Polymarket are 'pirates' and 'thieves' for dodging the fees regulated sportsbooks must pay.
Prediction markets and sportsbooks agree: Islam Makhachev is a heavy favorite to defend his welterweight title against Ian Machado Garry at UFC 330 in Philadelphia.
Nine Democratic senators are pressing the CFTC to crack down on prediction markets offering wildfire bets, warning the contracts could incentivize arson as fire season intensifies.
