Casey O'Neill vs. Eduarda Moura

Women's FlyweightUFC 331 · Sep 19, 2026, 5:30 PM EDT

Early Prelims

3 rounds

Prediction & odds

Result

Casey O'Neill

def. Eduarda Moura by Submission (Armbar), round 1, 3:22.

Early PrelimsWomen's Flyweight · 3 RDsUFC 331 →
CaseyO'Neill
SC“King”
12-2-0-221(66%)
Winner
12-3-0+186(34%)
BR“Ronda”
EduardaMoura
CaseyO'Neill
SC“King”
12-2-0-221(66%)
Winner
12-3-0+186(34%)
BR“Ronda”
EduardaMoura
Tale of the Tape:
Casey O'NeillvsEduarda Moura
12-2-0Record12-3-0
-221Odds+186
66%Win chance34%
5'6"Height5'6"
69"Reach67"
28Age32
Queensland, AustraliaFights out ofSalvador, Bahia, Brazil
Fight Stats:
Casey O'NeillEduarda Moura
0Knockdowns0
1 of 4 (25%)Sig. strikes3 of 7 (43%)
1 of 4Total strikes13 of 20
0 of 0Takedowns0 of 0
1Sub attempts1
0Reversals0
0:00Control time3:12
Sig. strikes by target
0 of 3Head3 of 7
0 of 0Body0 of 0
1 of 1Leg0 of 0
Sig. strikes by position
1 of 4Distance1 of 3
0 of 0Clinch0 of 0
0 of 0Ground2 of 4

Source: UFCStats

Your Pick:

Picks are closed for this fight.

What the Odds Said:
Casey O'Neill-221 · 66%
Eduarda Moura+186 · 34%

Casey O'Neill is the -221 favorite, about a 66% chance to win once the bookmaker's margin is removed. Eduarda Moura is the +186 underdog (34%).

Recent Form Going In:

Casey O'Neill

Record12-2
Fighting out ofQueensland, Australia

O'Neill: 3-2 in the last 5, 1 win by finish (2-fight win streak).

  • Wvs. Gabriella FernandesKO · R1 · UFC Fight Night: Adesanya vs. PyferMar 2026
  • Wvs. Luana SantosDecision · R3 · UFC 305: Du Plessis vs. AdesanyaAug 2024
  • Lvs. Ariane LipskiSubmission · R2 · UFC 296: Edwards vs. CovingtonDec 2023
  • Lvs. Jennifer MaiaDecision · R3 · UFC 286: Edwards vs. Usman 3Mar 2023
  • Wvs. Roxanne ModafferiDecision · R3 · UFC 271: Adesanya vs. Whittaker 2Feb 2022

Eduarda Moura

Record12-3
Fighting out ofSalvador, Bahia, Brazil

Moura: 3-2 in the last 5, 1 win by finish.

  • Lvs. Wang CongDecision · R3 · UFC Fight Night: Bautista vs. OliveiraFeb 2026
  • Wvs. Lauren MurphyDecision · R3 · UFC Fight NightJul 2025
  • Wvs. Veronica HardyDecision · R3 · UFC 309: Jones vs. MiocicNov 2024
  • Lvs. Denise GomesDecision · R3 · UFC Fight NightJun 2024
  • Wvs. Montserrat Conejo RuizKO/TKO · R2 · UFC Fight NightNov 2023
UFC 331 Card:
Early Prelims
  1. Edmen Shahbazyan vs. Brunno Ferreira›
  2. Casey O'Neill vs. Eduarda MouraViewing
  3. Giga Chikadze vs. Joanderson Brito›