His opponent, 31-year-old veteran Aori Qileng, returns after a six-month break following a no-contest due to an accidental groin kick in his last fight against Daniel Marcos at UFC Fight Night 236.

Marcos has yet to lose as a professional. In the UFC, he holds wins over Saimon Oliveira, Davey Grant and John Castaneda.

Rosas Jr. (9-1 MMA, 3-1 UFC) makes his fifth octagon appearance when he takes on Aori Qileng (25-11 MMA, 3-3 UFC) in Saturday's UFC 306 (pay-per-view, ESPNews, ESPN+) opener at Sphere in Las Vegas.

Meanwhile, Rosas Jr. is coming off a unanimous decision win over Aori Qileng at UFC 306 this past September that extended his winning streak to three.

Bantamweights Aiemann Zahabi and Pedro Munhoz anchor the Ultimate Fighting Championship undercard on Saturday in Edmonton, ...

LAS VEGAS – Raul Rosas Jr. beat Aori Qileng with a unanimous decision Saturday to open the preliminary card at UFC 306 at Sphere in Las Vegas. Take a look inside the fight with Rosas, who had to go ...

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