In the co-main event of UFC 331 at Crypto.com Arena in Los Angeles, California, Arman Tsarukyan beat Mauricio Ruffy by first-round knockout. This finish occurred with four seconds remaining in the first round.
Before the fight on DraftKings Sportsbook, Tsarukyan was +650 to win by first-round knockout. Tsarukyan moves to 24-3 in his MMA career with 16 finishes. This is Tsarukyan’s sixth consecutive victory and fourth finish in his previous five bouts. Ruffy is now 14-3, and this loss ends his previous two-fight knockout streak.