[2] A welterweight bout between former WEC and UFC Lightweight Champion Benson Henderson and former top contender Thiago Alves was expected to headline the event.

[3] However, on November 14, Alves pulled out the bout due to a broken rib and was replaced by Jorge Masvidal, who was originally scheduled to face Dong Hyun Kim.

[11] The following fighters were awarded $50,000 bonuses:[13] On November 24, 2017 at the Seoul Central District Court in South Korea, Tae Hyun Bang was sentenced to a 10-month in prison, for accepting bribes in connection to throw his fight against Leo Kuntz for US$92,160, where he bet half of the bribe money on Kuntz.

UFC officials warned both fighters of potential fight fixing when they noticed a big odd shift in the betting lines leading into the event.

It was also reported that some mafia members issued death threats on Bang for they had bet US$1.7 million in favor of Kuntz to win.