We have you covered for all of tonight’s UFC 331 results, including the lightweight co-main event between Arman Tsarukyan and Mauricio Ruffy.
Tsarukyan (23-3 MMA) will enter the contest on a five-fight winning streak, with his most recent Octagon victory coming against Dan Hooker via second-round submission in November of 2025. Prior to that triumph, ‘Batman’ had earned a split decision win over current BMF title holder Charles Oliveira at UFC 300.
Meanwhile, Maurício Ruffy (14-2 MMA) was most previously seen in action at June’s UFC Freedom 250 event, where he scored an impressive first-round TKO win over former lightweight title challenger Michael Chandler. The hard-hitting Brazilian has gone 4-1 over his past five fights, with his lone setback in that time coming against Benoit Saint Denis by way of submission.
IT’S THAT TIME 👀@ArmanUFC vs @RuffyMMA IS LIVE NOW
[ Watch #CryptoCom #UFC331 📺 ] pic.twitter.com/IrUQZDA7lc
— UFC (@ufc) September 20, 2026
Round one of the UFC 331 co-main event begins and Arman Tsarukyan lands a low kick to start. Mauricio Ruffy has his right hand ready to fire. He trades low kicks with Arman. Both men swing shots in the pocket but nothing lands flush. Ruffy with a good right hand that appears to stun Tsarukyan, at least for a second. Arman shoots in and is able to get a hold of single leg. He gets the fight to the floor for a second, but Ruffy defends well and is able to get back up to his feet quickly. Tsarukyan still has the Brazilian pressed against the cage. He lands a couple of knees before attempting another takedown. Ruffy once again defends the shot. His defense has definitely improved after working with Volk. Still, Arman Tsarukyan continues to control the fight. He gets a body lock and trips Mauricio Ruffy to the ground. The Brazilian quickly pops back up to his feet. Arman has some serious swelling on his face. He manages to get on the back of Ruffy. He can’t keep the position and we are back to clinch fighting along the fence. Mauricio Ruffy with a nice right. Arman Tsarukyan with a combination in return. He lands an elbow and Ruffy is out cold! Amazing finish!
LFG‼️ @ArmanUFC vs @RuffyMMA is LIVE NOW
Watch #CryptoCom #UFC331 on @ParamountPlus! pic.twitter.com/4fnJ91enLu
— UFC (@ufc) September 20, 2026
ARMAN KNOCKS MAURICIO RUFFY OUT COLD!!!
📺 #UFC331 on @paramountplus pic.twitter.com/v7mDUuLQGI
— UFC on Paramount+ (@UFConParamount) September 20, 2026
🚨🇦🇲 Arman Tsarukyan 100% earned a title fight next with this performance 👏 🔥🔥 #UFC331 pic.twitter.com/hKpFb4FWsA
— FightLuck (@FightluckBet) September 20, 2026
Official UFC 331 Results: Arman Tsarukyan def. Mauricio Ruffy via KO (elbow) at 4:57 of Round 1
Who would you like to see Tsarukyan fight next following his KO victory over Ruffy this evening in Los Angeles? Share your thoughts in the comment section Penn Nation!
This article appeared first on BJPENN.COM
