6 reasons why you should not miss UFC 221 

#5 Israel Adesanya's UFC debut

There aren't too many fighters who you could associate the term "high-risk, high reward" with, but Israel Adesanya is one of them. To the unacquainted, Adesanya is a former kickboxing star and undefeated MMA fighter, whose fearless and unpredictable style has already drawn comparisons with legends Anderson Silva and Jon Jones. MMA fans in Australia and his adopted homeland of New Zealand went up in a roar when he signed with the UFC.

It's not presumptuous to say that this was expected, but "The Stylebender" now has to pass the age-old, legend-killing, litmus test of a debut under the bright lights of the big leagues. And standing across him is a hungry native son in Rob Wilkinson, who's looking for his first UFC win after hopes of a successful debut were dashed by Siyar Bahadurzada