Mateusz Rebecki vs. Chris Duncan - UFC Fight Night: Taira vs. Park Results & AI Breakdown

Winner: Chris Duncan by Decision - Unanimous

Fight Info:
Location: Las Vegas, Nevada, USA
Elevation: 778.00m
Weight Class: Lightweight
Wikipedia: https://en.wikipedia.org…

The content below shows how the model reached its conclusion for the prediction. The higher the value of the number, the more confident the model is in the prediction. The confidence scores do not perfectly correlate with accuracy. Use your judgement to see where the model may have missed the mark.

The predictions below are shown in dark grey if they were correct, incorxrect predictions are shown in red.
Predictions
W = WTAI Model O = Profit Model P = Plain Model EV = Expected Value
Fighter
Confidence
EV
Odds
W
O
P
Mateusz Rebecki
14
15
1
6.4
-220
Chris Duncan
+168

Fighter Comparison Chart

This radar chart shows each fighter's strengths across key fighting dimensions. Each dimension is scored 0-100 based on their percentile ranking within the Lightweight weight class.

Mateusz Rebecki
Chris Duncan
Lightweight Average (50th percentile)

Weighted Scoring Report

Weighted Score for WTAI Prediction

Predicted Winner: Mateusz Rebecki

Weight Class: Lightweight

Final Confidence: 16.8

Confidence Adjustments

Value: +20.0%

Reason: Base confidence between 14 and 21, increased by 20%

Fighter History & Outcomes

Mateusz Rebecki

Weight Change: Staying at usual weight

Fight History:

  • October 26, 2024: Mateusz Rebecki won against Myktybek Orolbai. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 29 - 28. 28 - 29. 28 - 29.
  • May 11, 2024: Mateusz Rebecki lost against Diego Ferreira. The fight ended in round 3 at 4:51. Method of victory: KO/TKO.
  • November 11, 2023: Mateusz Rebecki won against Roosevelt Roberts. The fight ended in round 1 at 3:08. Method of victory: Submission.
  • June 24, 2023: Mateusz Rebecki won against Loik Radzhabov. The fight ended in round 2 at 2:36. Method of victory: KO/TKO.
  • January 14, 2023: Mateusz Rebecki won against Nick Fiore. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 26 - 30. 27 - 30. 27 - 30.
Chris Duncan

Weight Change: Staying at usual weight

Fight History:

  • March 22, 2025: Chris Duncan won against Jordan Vucenic. The fight ended in round 2 at 3:42. Method of victory: Submission.
  • September 28, 2024: Chris Duncan won against Bolaji Oki. The fight ended in round 1 at 3:34. Method of victory: Submission.
  • February 24, 2024: Chris Duncan lost against Manuel Torres. The fight ended in round 1 at 1:46. Method of victory: Submission.
  • July 22, 2023: Chris Duncan won against Yanal Ashmouz. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 27 - 30. 27 - 30. 28 - 29.
  • March 18, 2023: Chris Duncan won against Omar Morales. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 30 - 27. 28 - 29. 28 - 29.

Fight Analysis

Analysis: Mateusz Rebecki vs Chris Duncan

WolfTicketsAI Predicts Mateusz Rebecki to Win

Score: 14
Odds:
Mateusz Rebecki: -220
Chris Duncan: +168

Mateusz Rebecki's Breakdown

Rebecki brings a devastating southpaw power game built around his signature overhand left. Against Myktybek Orolbai, he repeatedly landed this punch throughout the fight, demonstrating exceptional weight transfer and commitment. His high guard pressure system allows him to advance while maintaining defensive integrity, creating a rhythm-based offensive approach that culminates in single power shots rather than complex combinations.

His recent evolution shows increased offensive commitment compared to his loss against Diego Ferreira. The Orolbai fight showcased Rebecki's refined pressure fighting - more measured and purpose-driven than previous outings. He's simplified his technical approach to focus on what works: powerful left-hand strikes from his natural stance. Against Roosevelt Roberts, he secured a submission victory, showing his ground game can complement his striking when needed.

Rebecki's takedown game averages 3.5 per fight with 81% accuracy, and his recent striking differential of +17.2 demonstrates his ability to outlanding opponents significantly. His 91% career win rate reflects consistent dominance when his gameplan executes properly.

Mateusz Rebecki's Technical Vulnerabilities

Rebecki showed critical defensive gaps against Orolbai when attempting to diversify his offense. When he threw a low kick, he was immediately caught on one leg and nearly knocked out, exposing significant vulnerability during technique transitions. His reliance on the same overhand left creates predictable patterns - Orolbai began timing it in later rounds.

Against Diego Ferreira, Rebecki's forward-moving approach left him susceptible to counter specialists, ultimately leading to his third-round KO loss. His relatively stationary upper-body defense, while effective against straight attacks, lacks the head movement needed against opponents who can exploit openings in his high guard.

Chris Duncan's Breakdown

Duncan operates as a well-rounded threat with power striking anchored by his right straight and devastating body kick combinations. Against Jordan Vucenic, his body kick to right straight sequence produced an early knockdown, showcasing excellent combination sequencing and timing. His clinch control is exceptional - he maintains proper head position and demonstrates refined guillotine technique, focusing on positioning rather than premature squeezing.

Duncan's submission game has evolved dramatically, as evidenced by his arm-in guillotine finish against Bolaji Oki. He executed this notoriously difficult technique flawlessly, recognizing when Oki was unconscious before the referee intervened. His false entry system against Yanal Ashmouz - stepping in slightly and dropping weight without committing - creates openings for real attacks when opponents react prematurely.

Recent performances show Duncan averaging 4.1 takedowns per fight with improved defensive wrestling, displaying advanced underhook control and balance against cage pressure.

Chris Duncan's Technical Vulnerabilities

Duncan occasionally drops his guard when responding to body kicks, particularly when attempting to catch them. Against Vucenic, these moments created brief windows where his head was exposed to follow-up strikes. His overcommitment to power punches, especially his right hand, can leave him off-balance after missing and vulnerable to counter strikes.

His submission loss to Manuel Torres highlighted potential defensive gaps during transitions. Duncan's commitment to power shots occasionally narrows his defensive awareness, making him susceptible to intercepting strikes during his own offensive sequences.

Style Matchup Dynamics

This presents a fascinating clash between Rebecki's relentless southpaw pressure and Duncan's technical power-submission game. Rebecki's signature overhand left could exploit Duncan's tendency to drop his guard when defending body attacks. However, Duncan's false entry system could disrupt Rebecki's rhythm-based approach, creating counter opportunities when Rebecki commits to his power shots.

Duncan's guillotine threat becomes particularly dangerous if Rebecki shoots takedowns predictably. Rebecki's 4.3 takedown attempts per fight could play directly into Duncan's submission game, especially considering Duncan's recent mastery of the arm-in guillotine. The southpaw vs orthodox dynamic favors Rebecki's overhand left, but Duncan's reach advantage (71" vs 66") could help him maintain distance and set up his own power shots.

Fight Phase Analysis

Early rounds likely favor Rebecki's explosive start - his pattern of establishing dominance immediately through forward pressure and power shots. Duncan's best strategy involves weathering this initial storm while looking for counter opportunities. Mid-fight adjustments become crucial as Rebecki historically slows after aggressive starts, potentially allowing Duncan to implement his false entry system and submission threats.

Championship rounds could see Duncan's cardio advantage manifest, similar to how opponents have found success against Rebecki in later rounds when his power output diminishes.

Analysis and Key Points

Power vs Power: Both fighters carry legitimate knockout threat, but Rebecki's southpaw angle gives him positional advantage • Submission Threat: Duncan's evolved ground game poses constant danger during Rebecki's takedown attempts
Cardio Factor: Rebecki's tendency to slow after explosive starts could favor Duncan's patient approach • Counter Opportunities: Duncan's false entries could exploit Rebecki's predictable offensive patterns

Understanding the Prediction

The model heavily favors Rebecki based on several key factors. Odds provided the largest boost (+12.0), reflecting the betting market's confidence in the Polish fighter. Recent Win Percentage (+3.0) shows Rebecki's superior recent form, while multiple Striking Impact Differentials (+1.0 each) highlight his ability to significantly outland opponents. TrueSkill (+1.0) and Striking Defense Percentage (+1.0) further support his technical advantages, with only Reach (-1.0) favoring Duncan.

Past Model Performance

WolfTicketsAI has struggled with both fighters recently. The model incorrectly predicted against Rebecki in his last three fights, including picking Orolbai over him and failing to predict his knockout victory over Loik Radzhabov. For Duncan, it correctly predicted his decision win over Ashmouz but missed his submission victory over Vucenic. This mixed track record suggests some uncertainty, but the model's confidence score of 14 indicates strong conviction in Rebecki's advantages.

Conclusion

Despite Duncan's evolved submission game and technical improvements, Rebecki's southpaw power and superior recent striking metrics create a compelling case for victory. His ability to consistently outlanding opponents while maintaining forward pressure should overwhelm Duncan's defensive adjustments. WolfTicketsAI's prediction of Rebecki by decision or late finish appears well-founded based on his technical advantages and Duncan's vulnerability to sustained pressure.

Stat Breakdown

Stat Mateusz Rebecki Chris Duncan
Main Stats
Age 32 32
Height 67" 70"
Reach 66" 71"
Win Percentage 90.91% 86.67%
Wins 20 14
Losses 3 2
Wins at Weight Class 3 4
Losses at Weight Class 1 1
Striking Stats
Striking Accuracy 53.88% 48.69%
Significant Striking Accuracy 48.85% 46.07%
Strikes Landed Per Minute 6.747 4.224
Significant Strikes Landed Per Minute 4.966 3.725
Knockdowns per Fight 1.080 0.341
Striking Impact Differential 12.40% 8.20%
Significant Striking Impact Differential 7.40% 7.00%
Striking Output Differential 16.60% 21.20%
Significant Striking Output Differential 7.00% 19.40%
Striking Defense to Offense Ratio 80.00% 70.43%
Significant Striking Defense to Offense Ratio 105.43% 79.27%
Striking Defense Percentage 54.91% 50.19%
Takedown and Submission Stats
Submissions per Fight 0.540 0.681
Takedowns per Fight 3.508 4.088
Takedowns Attempted per Fight 4.318 9.198
Takedown Defense 120.00% 166.67%
Takedown Accuracy 81.25% 44.44%
Head Stats
Head Strikes Landed per Minute 3.059 1.885
Head Strikes Attempted per Minute 7.664 5.382
Head Strikes Absorbed per Minute 3.274 1.976
Body Stats
Body Strikes Landed per Minute 1.080 1.045
Body Strikes Attempted per Minute 1.565 1.295
Body Strikes Absorbed per Minute 0.792 0.409
Leg Stats
Leg Strikes Landed per Minute 0.828 0.795
Leg kicks Attempted per Minute 0.936 1.408
Leg kicks Absorbed per Minute 0.234 0.545
Clinch Stats
Clinch Strikes Landed per Minute 0.162 0.159
Clinch Strikes Attempted per Minute 0.288 0.250
Clinch Strikes Absorbed per Minute 0.090 0.363
Mateusz Rebecki History:
Date Weight Red Corner Blue Corner Winner
Oct. 26, 2024 Catch Weight Mateusz Rebecki Myktybek Orolbai Mateusz Rebecki
May 11, 2024 Lightweight Diego Ferreira Mateusz Rebecki Diego Ferreira
Nov. 11, 2023 Lightweight Mateusz Rebecki Roosevelt Roberts Mateusz Rebecki
June 24, 2023 Lightweight Mateusz Rebecki Loik Radzhabov Mateusz Rebecki
Jan. 14, 2023 Lightweight Mateusz Rebecki Nick Fiore Mateusz Rebecki
Chris Duncan History:
Date Weight Red Corner Blue Corner Winner
March 22, 2025 Lightweight Jordan Vucenic Chris Duncan Chris Duncan
Sept. 28, 2024 Lightweight Bolaji Oki Chris Duncan Chris Duncan
Feb. 24, 2024 Lightweight Manuel Torres Chris Duncan Manuel Torres
July 22, 2023 Lightweight Chris Duncan Yanal Ashmouz Chris Duncan
March 18, 2023 Lightweight Chris Duncan Omar Morales Chris Duncan