What happened: Rodtang and Nong-O headline ONE Championship's The Inner Circle 38, a quarterfinal in the ONE Flyweight Muay Thai World Grand Prix.

Why it matters: The winner advances to the Grand Prix semifinals. The pairing was set earlier this month, when ONE announced that Rodtang would face Nong-O.

What to watch: The card starts Friday, Nov. 13, at 6:30 PM ICT (6:30 AM ET).