On May 25, 2016, Amnat Ruenroeng (17-0, 5 KOs), the flyweight IBF champion, defends his title against former world champion John Riel Casimero (21-3, 13 KOs).
Amnat Ruenroeng is coming in to the fight on a 17-fight win streak with a 29% KO rate; his last fight was a unanimous decision win over Myung Ho Lee, 5 months and 18 days ago. John Riel Casimero is on a 1-fight losing streak with a 54% KO rate, with his last fight being a unanimous decision loss to Ruenroeng, 10 months and 28 days ago.
The winning odds are at 92-8 in favor of John Riel Casimero. It is going to be very difficult for Amnat Ruenroeng to win this fight.
In the rematch, John Riel Casimero stopped the champion via KO in the 4th round of the 12-round world-title fight, and is crowned the new IBF flyweight champion. Casimero improves his record to 22-3 (14 KOs), while Ruenroeng adds a loss to his record at 17-1.