Overview
- UFC and Oliveira announced on Sept. 23 that Gamrot will step in to face the former champion in the Oct. 11 main event in Rio de Janeiro.
- Fiziev withdrew late last week with an undisclosed injury, prompting a quick search to keep Oliveira atop the card.
- Oliveira had voiced reluctance to face Gamrot given a camp tailored for a striker, but he agreed to the stylistic shift to stay on the event.
- Gamrot publicly campaigned for the matchup, traveled to train at American Top Team, and enters on a 4-1 run that includes wins over Ľudovít Klein and Rafael Fiziev.
- The UFC Rio lineup remains in flux, with Joel Álvarez replacing Santiago Ponzinibbio against Vicente Luque and Randy Brown withdrawing from a bout with Gabriel Bonfim.