From 2022: Bellator faces Rizin in a New Year's Eve mixed-martial-arts showdown in Saitama, Japan. Top Bellator athletes including No. 3 pound-for-pound talent AJ McKee, featherweight world champ Patricio Pitbull, former bantamweight world champion Juan Archuleta and former Bellator/Rizin bantamweight champ Kyoji Horiguchi step outside the cage and compete in a four-sided ring against their Rizin counterparts in a five-fight main card.