The 32-year-old would be squaring off against Amuzu in a Super Middleweight clash.
"It is a matter of just one good punch and the bout is decided. Many a times we have seen that lower-ranked boxers defeat their much higher-rated rivals. I am not taking anything easy," Vijender said on the eve of the fight.
"It is often said that everything is fair in love and war this bout is also like a war. If his morale is down I would be happy," he added.
Khan competes in the light welterweight division and his decision of jumping to even welterweight had ended in a knockout loss.
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Vijender, on the other hand, is placed even higher at super middleweight.
But the Indian nonetheless is not averse to a contest if it ever becomes practically possible.
"I have heard enough of challenges he has been throwing to me. I feel we should now face each other. I am willing to take him on and would like to fight against him next year," he said.