UFC Fight Night: Rosas Jr. vs. Barcelos · Bantamweight · 5 rounds
Opening locked Aug 19, 2026 · Raoni Barcelos 64% · Decision · Distance · waiting on the result

MexicoRaul Rosas Jr.
“El Niño Problema”
Unranked · 12-1 · wrestler · Switch · 21 · IQ B 74
10th Planet Jiu-Jitsu · Mexico
Raul Rosas Jr.
36.0%
Raoni Barcelos
64.0%
Model win probability · confidence 58%
No market posted yet.
Why the model leans this way
Raoni Barcelos is the model side at 64.0% because the largest live edges sit where this fight is likely to be fought. Grappler historical edge: Jr. (ground 87) into Barcelos (TD reaction 59). Open-stance look favors the southpaw / switch side slightly. Ground game is the clearest separator: Rosas Jr. 87 (A) vs Barcelos 50 (D). Rosas Jr. brings 6.1 TD/15 and 6 sub wins into Barcelos's 75% takedown defense.
Ground game
Jr.Rosas Jr. 87 (A) vs Barcelos 50 (D). Rosas Jr. brings 6.1 TD/15 and 6 sub wins into Barcelos's 75% takedown defense.
Punching agility
BarcelosBarcelos 55 (C) vs Rosas Jr. 43 (D). Hand speed / output lean Barcelos (4.7 SLpM at 56%).
Fight IQ
Jr.Rosas Jr. 74 (B) vs Barcelos 64 (C+). Problem-solving and win-lane diversity sit with Rosas Jr. (B vs C+).
Durability
BarcelosBarcelos 85 (A) vs Rosas Jr. 78 (B+). Barcelos has been finished by strikes 0 times; Rosas Jr. 0.
Path · Jr.
Rosas Jr. has to wrestle early, chain the second shot, and make Barcelos defend the neck instead of throwing. It is the only reliable flip if the pocket goes cold.
Path · Barcelos
Barcelos has to stuff the first takedown (59 TD-reaction), keep this standing, and hunt a pocket that grades 61 on defense. Wrestling is the death lane.
A one-score fight on the model. Any three-minute pocket explosion or a stuck takedown against the grain wipes a lot of this number.
Style and location. Wrestling entries, fence control, and mat time should decide the scorecards — or the finish. Barcelos is built as: Pocket striker. Rosas Jr. is built as: Chain-wrestling grappler. Fight IQ delta is -11 toward Rosas Jr. — that is composure, win-lane diversity, and whether they solve a second problem when the first look dies.
The edges that move the number. Ground game: Rosas Jr. 87 (A) vs Barcelos 50 (D). Rosas Jr. brings 6.1 TD/15 and 6 sub wins into Barcelos's 75% takedown defense. Punching agility: Barcelos 55 (C) vs Rosas Jr. 43 (D). Hand speed / output lean Barcelos (4.7 SLpM at 56%). Fight IQ: Rosas Jr. 74 (B) vs Barcelos 64 (C+). Problem-solving and win-lane diversity sit with Rosas Jr. (B vs C+).
The clock is live — decision is the modal ending (50%). Minutes and control matter more than a single shot. A one-score fight on the model. Any three-minute pocket explosion or a stuck takedown against the grain wipes a lot of this number. These trait marks are derived from FightMetric rates, career method shares, and loaded bout rows — reaction time and agility are proxies, not stopwatch numbers. The model folds the same scores into win probability, so a hole on this card is a hole in the percentage.
Fight IQ, ground game, defense, counter punching, reaction, agility, and takedown reaction — scored from tape and folded into the win number above.
Wrestling entries, fence control, and mat time should decide the scorecards — or the finish.
R1
21%
R2
14%
R3
10%
R4
2%
R5
3%
Dist
50%
Most likely: Distance. Expected 16.3 minutes.
Grappler historical edge: Jr. (ground 87) into Barcelos (TD reaction 59). Open-stance look favors the southpaw / switch side slightly.
Striking differential
-2.79 vs 1.68 SLpM−SApM (recency / opp. adjusted)
Damage ratio
0.32 vs 1.57 landed/absorbed
Ground game (tape)
87 vs 50
Output (SLpM)
1.34 vs 4.65
Grappling composite
TD avg × acc × def + control + submission threat (adj.)
Fight IQ
B 74 vs C+ 64 — composure, win-lane diversity, adjustments
Striking defense
65% vs 59%
Age-adjusted curve
21 vs 39
Punching agility
Output × accuracy × age curve
Striking efficiency
61% vs 56%
Style interaction
Grappler historical edge: Jr. (ground 87) into Barcelos (TD reaction 59). Open-stance look favors the southpaw / switch side slightly.
Pocket defense (tape)
C+ vs C+
Durability
0 vs 0 KO losses
Recency form
Opp.-adjusted last 0/0 UFC rows
Cardio proxy
Output sustainability + distance rate
Counter punching
47 vs 44
Takedown mismatch
TD def 61% vs 75%
Takedown reaction
61% vs 75% hips on the shot
Timing & reaction
Defense + absorb + knockdown timing proxy
Reach / length
67.0" vs 67.0"
Strength of schedule
Opp. quality 50 vs 50
Layoff / rust
Time since last fight
Championship / 5-round
Five-round experience matters
No recent UFC tape in the book.
No recent UFC tape in the book.
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