Overview
- The heavyweight bout is set for Oct. 25 at Etihad Arena on the UFC 321 pay-per-view, a card headlined by Tom Aspinall vs. Ciryl Gane.
- Walker confirmed the pairing after an initial report by journalist Laerte Viana, with multiple MMA outlets subsequently reporting the matchup.
- The Brazilian enters on three straight first-round heel-hook submission wins and moved quickly to secure a new date after the Rio cancellation.
- Sutherland makes his UFC debut on a four-fight winning streak after a planned debut against Justin Tafa was canceled when Tafa fell ill.
- Reports conflict on why Mohammed Usman withdrew in Brazil, with accounts citing injury or illness versus a report of elevated testosterone, and no definitive resolution in the coverage.