Merab Dvalishvili retained his 135-pound championship when he tapped out Sean O'Malley in the third round in the main event of UFC 316 at the Prudential Center.

In the UFC 316 main event, Dvalishvili (20-4 MMA, 13-2 UFC) defeated Sean O'Malley (18-3 MMA, 10-3 UFC) even more emphatically than he did the first time the two fought, as he retained his title via North-South neck crank. The stoppage came at 4:42 of Round 3.

UFC bantamweight champion Merab Dvalishvili proved his first win over Sean O'Malley was no fluke by submitting his foe in the main event of UFC 316 on Saturday. While O'Malley was improved from their first meeting,