Arman Tsarukyan says his upcoming UFC 331 fight with Mauricio Ruffy is a critical one. He feels a loss here would damage his ongoing championship hopes. Meanwhile, contender Khamzat Chimaev has noticed a major difference in that particular contest. Also, former champion Alexander Volkanovski comments that Ruffy has a talent for learning new techniques. On the identical card, Joshua Van is set to face Alexandre Pantoja. Event president Dana White has confirmed a $50,000 real chaos bonus will be awarded.