Dejdamrong Sor Amnuaysirichoke The card for next month’s “ONE Championship 42: Kingdom of Champions” has started to take shape with a pair of title fights at the top of the event. In the main event, strawweight champion Dejdamrong Sor Amnuaysirichoke (6-0), the first Thai national in history to claim a world championship in MMA, will put his belt on the line against challenger Yoshitaka Naito (10-0), from Japan.