Julianna Peña shocked the world by submitting Amanda Nunes and winning the bantamweight title in one of the biggest upsets in the sport.

Now, SUPER FIGHTS remembers the biggest surprises in UFC history

Former world boxing champion, Holly Holm gave Ronda Rousey a taste of her own and surprised the MMA community with a brutal high kick knockout

Historical underdog, Matt Serra shocked the world by leaving 'The Ultimate Fighter' to dethrone legend Georges St-Pierre

After ups and downs in the UFC, Michael Bisping needed less than a round to deliver one of the most memorable knockouts in history against Luke Rockhold

Feared in the bantamweight division, Renan Barão was the favorite against TJ Dillashaw, but he didn't meet and ended up being knocked out in the fifth round

Considered, by many, as the greatest of all time, Anderson Silva was surprised by a cross from Chris Weidman and lost the middleweight belt

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