UFC Vegas 121 Results: Raul Rosas Jr. Stops Raoni Barcelos in Fifth Round

# Event summary UFC Vegas 121 took place at the META Apex in Las Vegas on September 26. The card was headlined by a bantamweight matchup between Raul Rosas Jr. and Raoni Barcelos, each riding five-fight win streaks into the fight. Rosas Jr. finished Barcelos by knockout 1:38 into the fifth round to close the main card.

# Main-card outcomes The main card featured a mix of decisive finishes and decisions. Raul Rosas Jr. ended the headliner with a fifth-round KO of Raoni Barcelos. Ailin Perez won a unanimous decision over Norma Dumont, with all three scorecards at 29-28. Luis Hernandez forced a rapid finish, submitting Sedriques Dumas with a standing guillotine just 57 seconds into the first round.

The "TUF 34" finals were included on the main card. Ilimbek Akylbeck Uulu won the bantamweight final by disqualification when an illegal knee landed on Mehemmedeli Osmanli in round one. Tina Black won the women's strawweight final by TKO at 3:19 of round two.

# Prelim highlights Prelims streamed earlier produced multiple stoppages and a clear decision performance. Brady Hiestand submitted Rinya Nakamura with a rear-naked choke in round two. Rodolfo Vieira won a unanimous decision over Robert Bryczek, 30-27 across the board. Montel Jackson scored a second-round TKO against Ricky Simon. Other finishes included Elves Brener's first-round KO of Josiah Harrell and Yazmin Jauregui's 62-second TKO of Vanessa Demopoulos.

# Notable incidents The bantamweight final ended unusually when Mehemmedeli Osmanli was unable to continue after receiving an illegal knee, resulting in a disqualification win for Ilimbek Akylbeck Uulu. That result concluded the tournament bracket on the night.

# What these results mean

# Full results (selected) Main card (Paramount+ at 8 p.m. ET)

• Raul Rosas Jr. defeated Raoni Barcelos via KO — Round 5, 1:38
• Ailin Perez defeated Norma Dumont via unanimous decision (29-28, 29-28, 29-28)
• Luis Hernandez defeated Sedriques Dumas via submission (standing guillotine) — Round 1, 0:57
• Ilimbek Akylbeck Uulu defeated Mehemmedeli Osmanli via DQ (illegal knee) — Round 1, 2:19 (''TUF 34'' bantamweight final)
• Tina Black defeated Melissa Amaya via TKO — Round 2, 3:19 (''TUF 34'' women's strawweight final)

• Brady Hiestand defeated Rinya Nakamura via submission (rear-naked choke) — Round 2, 4:07
• Rodolfo Vieira defeated Robert Bryczek via unanimous decision (30-27, 30-27, 30-27)
• Christian Edwards defeated Rodolfo Bellato via TKO — Round 3, 1:47
• Elves Brener defeated Josiah Harrell via KO — Round 1, 4:14
• Montel Jackson defeated Ricky Simon via TKO — Round 2, 2:39
• Alatengheili defeated John Castaneda via split decision (29-28, 28-29, 29-28)
• Yazmin Jauregui defeated Vanessa Demopoulos via TKO — Round 1, 1:02

# Immediate takeaways Rosas Jr.'s KO in the final round is the headline result and will be the focal point for bantamweight rankings discussions. The card delivered several early stoppages and the completion of two "TUF 34" tournament finals, giving multiple fighters momentum heading into their next matchups.