Islam Makhachev weighed 178 pounds the night of his UFC 311 victory Saturday — one day after registering at 154.5 pounds — when he submitted Renato Moicano in the first round, according to data obtained by The Post from the California State Athletic Commission (CSAC).

For one fleeting moment in the first round of Saturday night's UFC 311 main event, it looked like we might witness one of the greatest upsets in MMA

Makhachev retained his title by submitting his late-notice challenger, after Dvalishvili kept his belt by handing Nurmagomedov his first loss

Islam Makhachev submitted Renato Moicano at UFC 311 in the Intuit Dome to defend the UFC lightweight title. The Russian from Dagestan only needed one round to drop Moicano with a takedown and land a vicious D'Arce Choke to remain champion.

UFC 311 is in the books and the champions remain the same. On Saturday, Islam Makhachev and Merab Dvalishvili retained their titles, defeating Renato Moicano and Umar Nurmagomedov, respectively. For Makhachev it was another sensational performance against a late replacement,

UFC 311 is a highly anticipated lightweight title bout between reigning champion Islam Makhachev and last-minute challenger Renato Moicano. The Brazilian took the fight on short notice and is expected to earn the biggest purse of his career.

Merab Dvalishvili showed he belongs near the top of any pound-for-pound discussion with his incredible performance at UFC 311.

Nate Tice and Charles McDonald recap the Divisional Round of the NFL Playoffs, including Josh Allen and the Bills getting the best of Lamar Jackson and the Ravens. They also discuss Jayden Daniels' incredible performance over the Lions, Saquon Barkley's 200-yard game and the Chiefs' refereeing discourse.

Future matchups are discussed for UFC champs Islam Makhachev and Merab Dvalishvili, and more following UFC 311.

Islam Makhachev submitted Renato Moicano in the first round to retain his UFC Lightweight Title at UFC 311. Islam took the Moicano fight on short notice after Arman Tsarukyan pulled out with a back injury the day before.

Headlining the card is a battle for the undisputed UFC lightweight title as reigning champion and No. 1-ranked pound-for-pound fighter in the UFC, Islam Makhachev, puts his 155-po

Islam Makhachev proves once again why he belongs atop the pound-for-pound list, while Merab Dvalishvili is moving on up.