Can Max Holloway defend his featherweight title against the hard-charging Brian Ortega? Will it be Valentina Shevchenko or Joanna Jedrzejczyk who claims the vacant women’s flyweight crown?

Watch UFC 231 weigh-in video to see all the UFC 231 fighters try to make weight Friday.

Head-to-toe bout predictions and breakdowns for the first three UFC 231 main card matches on pay-per-view (PPV) this Saturday (Dec. 8, 2018) from inside Scotiabank Arena in Toronto, Ontario, Canada.

A welterweight scrap between Alex "Cowboy" Oliveira and the returning Gunnar Nelson has been added to UFC 231 in December.

A featherweight fight between Renato Moicano and Mirsad Bektić has been added to UFC 231 in Toronto.