Will it be Repeat or Revenge at UFC Vegas 90?

The UFC APEX is back once again, hosting another UFC Fight Night before the big milestone PPV, UFC 300, coming up in the following week. The bout features an unexpected rematch between #6 Middleweight contender, Brendan Allen, and #14 contender, Chris Curtis. Marvin Vettori was expected to face Allen but had to pull out of the fight due to injury as The Action Man steps in to save the headliner. Here is everything you need to know about the Main Event.