Jamey-Lyn Horth vs. Vanessa Demopoulos - UFC Fight Night: Usman vs. Buckley Results & AI Breakdown

Winner: Jamey-Lyn Horth by Decision - Unanimous

Fight Info:
Location: Atlanta, Georgia, USA
Elevation: 320.00m
Weight Class: Women's Flyweight
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
Jamey-Lyn Horth
32
19
22
-4.7
-520
Vanessa Demopoulos
+350

Weighted Scoring Report

Weighted Score for WTAI Prediction

Predicted Winner: Jamey-Lyn Horth

Weight Class: Women's Flyweight

Final Confidence: 35.2

Confidence Adjustments

Value: +0.0%

Reason: Base confidence >= 27, no change

Value: +10.0%

Reason: Opponent is moving up in weight for the first time

Fighter History & Outcomes

Jamey-Lyn Horth

Weight Change: Staying at usual weight

Fight History:

  • December 14, 2024: Jamey-Lyn Horth lost against Miranda Maverick. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 28 - 29. 28 - 29. 28 - 29.
  • November 2, 2024: Jamey-Lyn Horth won against Ivana Petrovic. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 27 - 30. 29 - 28. 28 - 29.
  • December 2, 2023: Jamey-Lyn Horth lost against Veronica Hardy. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 29 - 28. 28 - 29. 28 - 29.
  • April 29, 2023: Jamey-Lyn Horth won against Hailey Cowan. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 28 - 29. 28 - 29. 28 - 29.
Vanessa Demopoulos

Weight Change: Moving up in weight (from Women's Strawweight to Women's Flyweight)

Fight History:

  • April 5, 2025: Vanessa Demopoulos lost against Talita Alencar. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 26 - 30. 27 - 30. 27 - 30.
  • September 7, 2024: Vanessa Demopoulos lost against Jaqueline Amorim. The fight ended in round 1 at 3:28. Method of victory: Submission.
  • May 18, 2024: Vanessa Demopoulos won against Emily Ducote. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 28 - 29. 29 - 28. 28 - 29.
  • October 7, 2023: Vanessa Demopoulos won against Kanako Murata. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 28 - 29. 28 - 29. 28 - 29.
  • May 20, 2023: Vanessa Demopoulos lost against Karolina Kowalkiewicz. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 27 - 30. 27 - 30. 27 - 30.
  • November 19, 2022: Vanessa Demopoulos won against Maria Oliveira. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 28 - 29. 28 - 29. 28 - 29.
  • June 25, 2022: Vanessa Demopoulos won against Jinh Yu Frey. The fight ended in round 3 at 5:00. It was a split decision. Additional details: 28 - 29. 29 - 28. 27 - 30.
  • January 22, 2022: Vanessa Demopoulos won against Silvana Gomez Juarez. The fight ended in round 1 at 2:25. Method of victory: Submission.
  • August 28, 2021: Vanessa Demopoulos lost against JJ Aldrich. The fight ended in round 3 at 5:00. It was a unanimous decision. Additional details: 27 - 30. 27 - 30. 27 - 30.

Fight Analysis

Analysis: Jamey-Lyn Horth vs Vanessa Demopoulos

WolfTicketsAI Predicts Jamey-Lyn Horth to Win

Score: 32
Odds:
Jamey-Lyn Horth: -520
Vanessa Demopoulos: +350

Jamey-Lyn Horth's Breakdown

Horth brings a methodical, technically sound approach to the octagon that blends disciplined striking with high-level grappling fundamentals. Her game revolves around controlling distance with a precise jab-cross combination while seamlessly integrating takedowns when opportunities present themselves.

In her fight against Ivana Petrovic, Horth demonstrated excellent clinch control through effective collar ties and positional awareness. She executed a well-timed foot sweep from the clinch after securing an over-under position, creating an angle by removing her underhook and using her shoulder to push Petrovic off-balance. This technique resembles Randy Couture's clinch-to-takedown transitions and has become a signature part of her arsenal.

Against Miranda Maverick, Horth showcased her stance-switching abilities, particularly effective around the 3:30 mark of Round 1 where she shifted to southpaw to land a clean left straight as Maverick attempted to circle away. This ability to switch between orthodox and southpaw creates unpredictable angles for her attacks and complicates her opponents' defensive reads.

Horth's ground game is defined by patient positional advancement rather than submission hunting. Against Hailey Cowan, she demonstrated excellent pressure in half-guard, using a cross-face to prevent guard recovery while methodically passing to mount. Her ability to maintain heavy top pressure through proper hip positioning and weight distribution makes her difficult to escape from once she establishes control.

Jamey-Lyn Horth's Technical Vulnerabilities

Despite her well-rounded skill set, Horth displays several exploitable weaknesses:

  1. Defensive reactions under pressure: When faced with volume striking, Horth tends to shell up with a high guard rather than implementing effective head movement or counter-striking. Against Miranda Maverick, this created opportunities for body shots and leg kicks while her focus was on protecting her head. Demopoulos could exploit this by throwing combinations that target multiple levels.

  2. Linear retreat patterns: When pressured, Horth sometimes moves straight backward rather than circling out, potentially leaving her vulnerable to being trapped against the cage. This was evident in her fight with Veronica Hardy, where she absorbed unnecessary strikes when backed up. Demopoulos's explosive blitzing style could capitalize on this tendency.

  3. Cage awareness when defending takedowns: When pressed against the fence, Horth occasionally overcommits to defending the initial takedown attempt, leaving her vulnerable to secondary attacks. Against Maverick, this manifested in moments where she successfully defended the initial shot but then gave up advantageous clinch positions by failing to create adequate space before resetting.

Vanessa Demopoulos's Breakdown

Demopoulos brings an unorthodox, dynamic fighting style heavily influenced by her background as a former exotic dancer. Her exceptional flexibility and scrambling ability make her dangerous even from seemingly disadvantageous positions.

Her signature split-leg escape from bottom position was on full display against Kanako Murata, where she used extreme hip mobility to create scrambles when Murata secured dominant positions. This technique allows her to disrupt opponents' control and create submission opportunities where most fighters would be in survival mode.

In striking exchanges, Demopoulos employs frequent stance switches mid-combination, often beginning with an orthodox jab-cross before switching to southpaw to land lead hooks or round kicks. Against Emily Ducote, she demonstrated this approach by initiating aggressive blitzing combinations to close distance, with her right overhand finding success when she timed Ducote's jab.

Demopoulos's most impressive attribute is her ability to threaten submissions from compromised positions. Against Silvana Gomez Juarez, after being dropped with a hard punch, she immediately threw up her legs to threaten an armbar rather than covering up defensively. This opportunistic submission game makes her dangerous even when hurt or controlled.

Vanessa Demopoulos's Technical Vulnerabilities

  1. Linear retreat under pressure: Similar to Horth, Demopoulos tends to retreat in straight lines when faced with aggressive forward pressure. Against Karolina Kowalkiewicz, this pattern was exploited multiple times when Karolina backed her against the cage with combination striking. Demopoulos often drops her guard during these retreats, keeping her chin high and exposing herself to counter strikes.

  2. Defensive head position: Demopoulos tends to lift her chin when throwing combinations, particularly when advancing with her right hand. Against Ducote, this created vulnerability to counter strikes, especially against opponents with longer reach. Horth's precise jab-cross combinations could exploit this tendency.

  3. Overreliance on pulling guard: Demopoulos frequently attempts to pull guard when faced with strong clinch pressure, particularly when backed against the fence. This creates unnecessary bottom positions that, while comfortable for her jiu-jitsu game, consistently score against her in MMA judging. Against Kowalkiewicz, this resulted in long stretches of bottom time where she was unable to generate meaningful offense despite active guard work.

Style Matchup Dynamics

Horth's methodical, technical approach presents specific challenges for Demopoulos's chaotic, scramble-heavy style. The key technical matchups that will determine the fight's outcome center around three critical areas:

Striking Range Management: Horth's 7-inch reach advantage (66" vs 59") will be a significant factor. Her disciplined jab-cross combinations and ability to maintain distance will clash with Demopoulos's need to close distance aggressively. Against Miranda Maverick, Horth effectively used her reach advantage to establish her jab early and follow with straight rights. Demopoulos will need to overcome this distance disadvantage to implement her game.

Clinch Exchanges: When Demopoulos does close distance, the clinch battle will be crucial. Horth's excellent underhook control and foot sweeps, as demonstrated against Petrovic, match up well against Demopoulos's tendency to pull guard from clinch positions. Horth's ability to maintain heavy pressure in the clinch while threatening takedowns could neutralize Demopoulos's submission attempts.

Ground Control vs. Scrambling: If the fight hits the ground, Horth's patient positional control will be tested against Demopoulos's exceptional scrambling ability and submission threats. Horth's methodical ground approach, shown against Cowan where she used cross-face pressure to prevent guard recovery, will need to neutralize Demopoulos's split-leg escapes and armbar attempts that were effective against Gomez Juarez.

Fight Phase Analysis

Early Rounds: Expect Horth to establish her jab early, using her significant reach advantage to keep Demopoulos at distance. Similar to her approach against Maverick, Horth will likely mix in stance switches to create unpredictable angles for her straight punches. Demopoulos will need to weather this early striking phase while looking for opportunities to close distance explosively, as she did against Ducote.

Mid-Fight Adjustments: As the fight progresses, Demopoulos will likely increase her aggression to close distance, potentially leaving herself vulnerable to Horth's takedowns. This mirrors the technical shift in Horth's fight with Petrovic, where she capitalized on increasing aggression with well-timed takedowns. If Demopoulos succeeds in closing distance, expect her to attempt to pull guard or create scrambles rather than maintaining clinch position.

Championship Rounds: Cardio will significantly impact the technical execution in later rounds. Horth has shown consistent energy management throughout her fights, maintaining her technical approach even in the third round. Demopoulos, however, has demonstrated the ability to capitalize on opponents' fatigue, as seen in her fight with Amorim where she found more success with her striking as Amorim tired.

Analysis and Key Points

  • Reach Differential: Horth's 7-inch reach advantage will be a significant factor, allowing her to establish her jab and straight punches while keeping Demopoulos at bay.
  • Grappling Styles Clash: Horth's methodical, control-oriented grappling directly counters Demopoulos's chaotic, submission-hunting approach from bottom position.
  • Striking Technical Gap: Horth's more refined striking fundamentals and stance switching ability should give her an advantage in standing exchanges against Demopoulos's more unorthodox, single-shot approach.
  • Takedown Advantage: Horth's well-timed foot sweeps and clinch takedowns match up favorably against Demopoulos's tendency to pull guard rather than defend takedowns technically.
  • Scramble Management: Horth will need to maintain positional awareness during transitions to avoid Demopoulos's opportunistic submission attempts, particularly armbars from bottom position.

Understanding the Prediction

WolfTicketsAI's confidence in Horth is driven by several key statistical advantages:

  • Odds increased the prediction score by 21.0, reflecting the significant betting market confidence in Horth
  • Significant Striking Impact Differential increased the score by 5.0, highlighting Horth's more effective striking
  • Striking Defense Percentage boosted the score by 3.0, showing Horth's superior defensive skills
  • Recent Significant Striking Impact Differential and Recent Win Percentage each added 2.0 to the score

These factors paint a clear picture: Horth's technical striking advantage, combined with her superior defensive skills, create a favorable matchup against Demopoulos's more chaotic approach.

Past Model Performance

WolfTicketsAI has a mixed record predicting these fighters. The model correctly predicted Horth to defeat Ivana Petrovic but incorrectly picked Miranda Maverick over Horth. For Demopoulos, the model has been inconsistent, correctly predicting her victory over Silvana Gomez Juarez but missing on several of her other fights, including her upset wins over Emily Ducote and Kanako Murata.

This inconsistency with Demopoulos suggests caution, as her unorthodox style and ability to create scrambles can lead to unexpected outcomes. However, the model's confidence in Horth's technical advantages appears well-founded based on the matchup dynamics.

Conclusion

Jamey-Lyn Horth's technical precision, significant reach advantage, and methodical approach create a favorable matchup against Vanessa Demopoulos's chaotic, submission-hunting style. While Demopoulos's flexibility and opportunistic submissions make her dangerous at any moment, Horth's disciplined striking and patient ground control should allow her to neutralize these threats and control the fight. WolfTicketsAI's prediction of a Horth victory is supported by her superior striking metrics, defensive skills, and the significant betting market confidence in her success.

Stat Breakdown

Stat Jamey-Lyn Horth Vanessa Demopoulos
Main Stats
Age 35 36
Height 67" 62"
Reach 66" 59"
Win Percentage 77.78% 61.11%
Wins 8 11
Losses 2 8
Wins at Weight Class 1 0
Losses at Weight Class 2 1
Striking Stats
Striking Accuracy 62.45% 48.93%
Significant Striking Accuracy 51.58% 41.01%
Strikes Landed Per Minute 4.767 5.546
Significant Strikes Landed Per Minute 2.717 3.743
Knockdowns per Fight 0.000 0.135
Striking Impact Differential 3.00% -19.56%
Significant Striking Impact Differential 2.00% -21.78%
Striking Output Differential -20.50% 0.67%
Significant Striking Output Differential -19.50% -2.22%
Striking Defense to Offense Ratio 93.01% 74.80%
Significant Striking Defense to Offense Ratio 146.63% 101.45%
Striking Defense Percentage 60.66% 40.79%
Takedown and Submission Stats
Submissions per Fight 0.250 0.271
Takedowns per Fight 1.000 0.406
Takedowns Attempted per Fight 2.750 3.247
Takedown Defense 38.89% 275.00%
Takedown Accuracy 36.36% 12.50%
Head Stats
Head Strikes Landed per Minute 1.350 2.471
Head Strikes Attempted per Minute 3.417 7.368
Head Strikes Absorbed per Minute 1.600 3.923
Body Stats
Body Strikes Landed per Minute 1.067 0.884
Body Strikes Attempted per Minute 1.400 1.254
Body Strikes Absorbed per Minute 0.717 0.956
Leg Stats
Leg Strikes Landed per Minute 0.300 0.388
Leg kicks Attempted per Minute 0.450 0.505
Leg kicks Absorbed per Minute 0.267 0.631
Clinch Stats
Clinch Strikes Landed per Minute 0.983 0.514
Clinch Strikes Attempted per Minute 1.183 0.685
Clinch Strikes Absorbed per Minute 0.500 0.180
Jamey-Lyn Horth History:
Date Weight Red Corner Blue Corner Winner
Dec. 14, 2024 Women's Flyweight Miranda Maverick Jamey-Lyn Horth Miranda Maverick
Nov. 2, 2024 Women's Flyweight Jamey-Lyn Horth Ivana Petrovic Jamey-Lyn Horth
Dec. 2, 2023 Women's Flyweight Veronica Hardy Jamey-Lyn Horth Veronica Hardy
April 29, 2023 Women's Bantamweight Hailey Cowan Jamey-Lyn Horth Jamey-Lyn Horth
Vanessa Demopoulos History:
Date Weight Red Corner Blue Corner Winner
April 5, 2025 Women's Strawweight Vanessa Demopoulos Talita Alencar Talita Alencar
Sept. 7, 2024 Women's Strawweight Jaqueline Amorim Vanessa Demopoulos Jaqueline Amorim
May 18, 2024 Women's Strawweight Vanessa Demopoulos Emily Ducote Vanessa Demopoulos
Oct. 7, 2023 Women's Strawweight Vanessa Demopoulos Kanako Murata Vanessa Demopoulos
May 20, 2023 Women's Strawweight Karolina Kowalkiewicz Vanessa Demopoulos Karolina Kowalkiewicz
Nov. 19, 2022 Women's Strawweight Vanessa Demopoulos Maria Oliveira Vanessa Demopoulos
June 25, 2022 Women's Strawweight Vanessa Demopoulos Jinh Yu Frey Vanessa Demopoulos
Jan. 22, 2022 Women's Strawweight Silvana Gomez Juarez Vanessa Demopoulos Vanessa Demopoulos
Aug. 28, 2021 Women's Flyweight JJ Aldrich Vanessa Demopoulos JJ Aldrich