There's nothing quite like a heavyweight championship fight, and that's what UFC fans will be treated to Saturday when Tom Aspinall makes the first defense of his title against two-time former title challenger Ciryl Gane in the main event of UFC 321 . In addition, Mackenzie Dern and Virna Jandiroba will battle for the vacant women's strawweight championship in the card's co-main event.

Aspinall has been spectacular since entering the UFC, running through opponents with ease en route to capturing the interim heavyweight championship. Aspinall never got a shot to unify the interim title with the full title before former champion Jon Jones retired and vacated the belt, leading to Aspinall being elevated to undisputed champion.

Gane failed to win the title in two previous bids, dropping

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