ONE Championship is billing Saturday’s co-main event as the biggest championship rematch in the promotion’s history, and that might not be hyperbole. With an undefeated flyweight champion in Kairat Akhmetov (20-0), ONE Championship 58’s co-feature has his unblemished record on the line, as well as his 125-pound title against interim champ Adriano Moraes (15-2). To put a little more at stake, Moraes will be trying to avenge a loss to Akhmetov from nearly two years ago, when he dropped a split decision
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