Serial trader caught a major repricing

In the upcoming MLB game between the New York Mets and Chicago White Sox, scheduled for August 23 at 2:10PM ET: This market will resolve to "New York Mets" if the New York Mets win the game. This market will resolve to "Chicago White Sox" if the Chicago White Sox win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.