The UFC returns to Abu Dhabi, with two championships on the line at Etihad Arena on Sunday.
British heavyweight Tom Aspinall defends his belt for the first time since becoming undisputed champion, as he takes on two-time challenger Ciryl Gane.
A new women's strawweight champion will be crowned, with Virna Jandiroba taking on Mackenzie Dern for the vacated title.
Other notable fights include 'The Hangman' meeting number two ranked lightweight Arman Tsarukyan in Qatar next month.
Follow below for round-by-round action
Author's summary: UFC 321 live updates from Abu Dhabi.