On 4 December, ONE Championship returns to Singapore with another electrifying lineup at ONE: BIG BANG! Headlined by a monumental clash between ONE Light Heavyweight Kickboxing World Champion Roman Kryklia and colossal contender Murat Aygun, this stacked card also features a pivotal featherweight bout between #3-ranked Koyomi Matsushima and #5-ranked Garry Tonon, as well as the much-anticipated ONE debuts of Iranian behemoth Amir Aliakbari and Armenian kickboxing great Marat Grigorian!

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