[Polymarket's 'Premier League Champion' event trading volume exceeds $260 million, Arsenal's probability of winning is 63%] Odaily Planet Daily News: According to data from the Polymarket website, the trading volume for the 'Premier League Champion' event has exceeded $260 million. Currently, Arsenal's probability of winning is 63%, Manchester City's probability of winning is 37%, and the probability of other teams winning is less than 1%.