Polymarket US Sues Ohio to Block Sports-Contract Crackdown

Polymarket US has filed suit against Ohio regulators seeking preliminary and permanent injunctions after the state demanded it halt sports-related contracts and confirm compliance in writing by October 16. The case tests whether prediction-market sports contracts fall under state gambling enforcement or federal derivatives oversight. Traders in event and prediction markets should watch the outcome, since a ruling could set precedent for how such contracts are regulated across US states, though the direct price impact on major crypto assets is limited.