Serrano last fought at UFC 201 in July, losing a split decision to Ryan Benoit. Prior to that, the season one cast member of The Ultimate Fighter: Latin America was undefeated in the UFC with 2 finishes inside the octagon. The Colombian fighter is 3-1 in as a professional fighter.
Sandoval is also coming off a loss at UFC 201, losing his promotional debut to top flyweight Wilson Reis by first-round submission. The Team Alpha Male fighter 12-3 a a professional fighter.