Arman Tsarukyan believes his scheduled UFC 331 bout with Mauricio Ruffy is a vital one. He maintains a loss here could end his current championship hopes. Meanwhile, contender Khamzat Chimaev has noticed a major disparity in that particular fight. Also, former champion Alexander Volkanovski notes that Ruffy quickly masters learning new techniques. On the same card, Joshua Van is set to face Alexandre Pantoja. Executive Dana White announced a $50,000 proper chaos bonus will be awarded.