UFC 253 main event breakdown: Can Israel Adesanya overcome Paulo Costa's power at Fight Island?

Israel Adesanya's rapid rise to MMA stardom (1:26)

With Israel Adesanya quickly ascending as a star in the UFC, Paulo Costa is his next obstacle as they face off for the middleweight title at UFC 253. (1:26)

It doesn't happen often, but the main event of UFC 253 features two undefeated fighters, in their primes, ready to further establish a legacy. Israel Adesanya (19-0) and Paulo Costa (13-0) will headline the first card back on Fight Island, in a middleweight title bout that has all the makings of a Fight of the Year contender. In addition to two fighting styles that are sure to create action, the bad blood between Adesanya and Costa makes this bout even more intriguing.