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 against Ciryl Gane, a two-time challenger.
The co-main event will see a new women's strawweight champion crowned, with Virna Jandiroba taking on Mackenzie Dern for the vacated title.
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Author's summary: UFC 321 features two title fights in Abu Dhabi.