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ONE's Mikey Musumeci Turns Page on Bittersweet Defeat of Gantumu Bayanduuren

The flyweight submission grappling champion knows exactly who—and where—he wants to fight next.

Mikey Musumeci dominated his last fight, tearing his opponent’s ACL, MCL and meniscus, and breaking his ankle.

All indicators pointed to Musumeci winning by submission at ONE Fight Night 6 on Jan. 14 in Bangkok, Thailand, but despite languishing in submission holds for more than half of their 10-minute bout, Gantumu Bayanduuren never tapped—which was an extremely costly decision.

“I felt every tear,” says Musumeci (19-3), who is ONE Championship’s reigning flyweight submission grappling world champion. “It felt like I was ripping cardboard, like I was cutting his leg off.