South Korean police have reportedly referred 18 Polymarket users to prosecutors as part of an illegal gambling investigation that involves 26 suspects and roughly 17.6 billion won (about $12.7 million) in wagers. The case is based on analysis of on-chain activity, according to a report citing data submitted by the National Police Agency. Authorities say they identified participants by examining publicly available blockchain transactions tied to Polymarket, despite the platform operating without a conventional, real-name user registry. Suspects are accused of placing stakes on event outcomes that—under South Korean legal interpretation—amount to gambling. Key takeaways South Korea’s police have referred 18 Polymarket users to prosecutors, based on an investigation covering 26 people and about 17.6 billion won in wagers. Investigators reportedly used publicly available blockchain transaction data to connect individuals to activity on the platform. Authorities argue Polymarket trans...