In what remains the only combat sports event held at Sphere in Las Vegas, the promotion put together UFC 306, an all-time spectacle that was headlined by Sean O'Malley vs. Merab Dvalishvili.

In the UFC 316 headliner, Merab Dvalishvili (20-4 MMA, 13-2 UFC) put on a dominant display, as well, when he submitted ex-champ Sean O'Malley (18-3 MMA, 10-3 UFC) in the third round of their rematch.

John Wood is confident that UFC bantamweight champion Merab Dvalishvili will have no issues against Cory Sandhagen.

Cory Sandhagen is plotting a unique approach to beat Merab Dvalishvili.

Former featherweight champion Ilia Topuria, left, faces former lightweight title holder Charles Oliveira for the vacant UFC lightweight championship at UFC 317 on Saturday night in Las Vegas ...

Undefeated former featherweight champion Topuria is ready for arguably the biggest fight of his career when he meets the former lightweight title holder on Saturday.