UFC Fight Night: Magny vs. Ponzinibbio: Predictions & Analysis

Saturday, November 17, 2018·Buenos Aires, Buenos Aires, Argentina

UFC Fight Night: Magny vs. Ponzinibbio lands on Saturday, November 17, 2018 in Buenos Aires, Buenos Aires, Argentina with 12 bouts on the card. The card is headlined by a championship fight. Below is our fight-by-fight breakdown, combining Elo ratings, rolling statistical trends, style matchup data, and betting market context into a pick for every bout.

Quick Picks

MatchupPickConfidenceProb
Santiago Ponzinibbio vs Neil MagnyWelterweightSantiago PonzinibbioConfident66%
Ricardo Lamas vs Darren ElkinsFeatherweightDarren ElkinsToss-up51%
Johnny Walker vs Khalil Rountree Jr.Light HeavyweightJohnny WalkerToss-up52%
Ian Heinisch vs Cezar FerreiraMiddleweightCezar FerreiraLean64%
Marlon Vera vs Guido CannettiBantamweightMarlon VeraConfident68%
Cynthia Calvillo vs Poliana BotelhoWomen's StrawweightPoliana BotelhoLean64%
Michel Prazeres vs Bartosz FabinskiWelterweightBartosz FabinskiLean58%
Alexandre Pantoja vs Yuta SasakiFlyweightAlexandre PantojaStrong78%
Austin Arnett vs Humberto BandenayFeatherweightHumberto BandenayConfident70%
Laureano Staropoli vs Hector AldanaWelterweightLaureano StaropoliLean60%
Jesus Pinedo vs Devin PowellLightweightJesus PinedoLean60%
Nad Narimani vs Anderson Dos SantosFeatherweightNad NarimaniConfident67%

Fight-by-Fight Breakdown

Santiago Ponzinibbio vs Neil Magny

WelterweightTitle Fight
66%
Santiago Ponzinibbio
Ponzinibbio
12-7
Elo 1177
Striker
VS
Magny
24-12
Elo 1270
Wrestler

The Welterweight championship matchup features Santiago Ponzinibbio (12-7) taking on Neil Magny (24-12). Magny is the bigger frame at 6'3" with a 7-inch reach advantage.

There's a real Elo separation here: Magny at 1270 versus Ponzinibbio at 1177. That 93-point gap typically reflects a meaningful difference in recent quality of competition and results.

Stylistically this is Ponzinibbio's striker game against Magny's wrestler approach. Ponzinibbio brings a versatile approach, while Magny looks to close distance and put the fight on the mat. Historically these archetypes are dead-even when they collide.

A few statistical edges stand out. Ponzinibbio throws significantly more leather — a 2.0 sig. strike per minute gap. Magny is far more active with takedowns, averaging 1.6 more per 15 minutes. Ponzinibbio has tighter striking defense, making opponents miss more often.

**The Pick: Santiago Ponzinibbio over Neil Magny.** We're leaning Ponzinibbio here at 66%, a solid but not overwhelming edge. The market and our model are aligned — the line looks fair.

51%
Darren Elkins
Lamas
10-6
Elo 1285
All-Rounder
VS
Elkins
19-10
Elo 1113
Wrestler

The Featherweight matchup features Ricardo Lamas (10-6) taking on Darren Elkins (19-10).

Lamas is rated at 1285 — 172 points above Elkins's 1113. Gaps this large usually mean one fighter has been consistently beating better opponents.

Both fighters land in our "Wrestler" archetype — fighters who win by dictating where the fight takes place, grinding out control time and wearing opponents down. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.

A few statistical edges stand out. Lamas throws significantly more leather — a 0.1 sig. strike per minute gap. Elkins is far more active with takedowns, averaging 1.6 more per 15 minutes. Lamas has tighter striking defense, making opponents miss more often.

**The Pick: Darren Elkins over Ricardo Lamas.** This is essentially a pick'em. The model nudges toward Elkins at 51%, but there's almost nothing separating these two. The market implies 61% for Lamas, but our model sees only 49%. That 11-point gap favoring Elkins is worth watching.

52%
Johnny Walker
Walker
7-6
Elo 1432
Knockout Artist
VS
Jr.
10-6
Elo 1506
Striker

The Light Heavyweight matchup features Johnny Walker (7-6) taking on Khalil Rountree Jr. (10-6). Walker is the bigger frame at 6'6" with a 6-inch reach advantage.

Jr. carries a modest Elo edge (1506 to 1432), the kind of gap that reflects a slightly better run of form rather than a talent chasm.

Both fighters land in our "Knockout Artist" archetype — precision strikers who sit back, pick their shots, and carry fight-ending power. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.

A few statistical edges stand out. Jr. throws significantly more leather — a 3.1 sig. strike per minute gap. Jr. is far more active with takedowns, averaging 0.0 more per 15 minutes. Walker has tighter striking defense, making opponents miss more often.

**The Pick: Johnny Walker over Khalil Rountree Jr..** This is essentially a pick'em. The model nudges toward Walker at 52%, but there's almost nothing separating these two.

64%
Cezar Ferreira
Heinisch
3-3
Elo 1037
All-Rounder
VS
Ferreira
9-5
Elo 1033
Wrestler

The Middleweight matchup features Ian Heinisch (3-3) taking on Cezar Ferreira (9-5). Ferreira is the bigger frame at 6'1" with a 6-inch reach advantage.

The Elo gap here is razor-thin — Heinisch at 1037, Ferreira at 1033. On paper, this is as close to a coin flip as it gets.

The style clash matters here: Heinisch is comfortable adjusting on the fly, mixing strikes and grappling as openings appear, while Ferreira looks to close distance and put the fight on the mat. In our database, wrestlers own a 59% win rate against all-rounders, giving Ferreira the stylistic edge.

A few statistical edges stand out. Ferreira throws significantly more leather — a 1.8 sig. strike per minute gap. Ferreira is far more active with takedowns, averaging 3.7 more per 15 minutes. Heinisch has tighter striking defense, making opponents miss more often.

**The Pick: Cezar Ferreira over Ian Heinisch.** The model gives Ferreira a slight nod at 64% — this could easily go either way. The market and our model are aligned — the line looks fair.

68%
Marlon Vera
Vera
15-9
Elo 1460
All-Rounder
VS
Cannetti
4-5
Elo 1005
All-Rounder

The Bantamweight matchup features Marlon Vera (15-9) taking on Guido Cannetti (4-5). Vera is the bigger frame at 5'8" with a 2-inch reach advantage.

Vera is rated at 1460 — 455 points above Cannetti's 1005. Gaps this large usually mean one fighter has been consistently beating better opponents.

Both fighters land in our "All-Rounder" archetype — fighters comfortable everywhere, able to strike or grapple depending on what the opponent gives them. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.

A few statistical edges stand out. Vera throws significantly more leather — a 1.6 sig. strike per minute gap. Cannetti is far more active with takedowns, averaging 2.3 more per 15 minutes. Cannetti has tighter striking defense, making opponents miss more often.

**The Pick: Marlon Vera over Guido Cannetti.** We're leaning Vera here at 68%, a solid but not overwhelming edge. The market implies 74% for Vera, but our model sees only 68%. That 5-point gap favoring Cannetti is worth watching.

Cynthia Calvillo vs Poliana Botelho

Women's Strawweight
64%
Poliana Botelho
Calvillo
6-5-1
Elo 911
All-Rounder
VS
Botelho
3-3
Elo 859
Striker

The Women's Strawweight matchup features Cynthia Calvillo (6-5-1) taking on Poliana Botelho (3-3). Botelho is the bigger frame at 5'8" with a 3-inch reach advantage.

Calvillo carries a modest Elo edge (911 to 859), the kind of gap that reflects a slightly better run of form rather than a talent chasm.

Stylistically this is Calvillo's all-rounder game against Botelho's striker approach. Calvillo is comfortable adjusting on the fly, mixing strikes and grappling as openings appear, while Botelho brings a versatile approach. Historically these archetypes are dead-even when they collide.

A few statistical edges stand out. Botelho throws significantly more leather — a 1.6 sig. strike per minute gap. Calvillo is far more active with takedowns, averaging 0.6 more per 15 minutes. Calvillo has tighter striking defense, making opponents miss more often.

**The Pick: Poliana Botelho over Cynthia Calvillo.** The model gives Botelho a slight nod at 64% — this could easily go either way. The market and our model are aligned — the line looks fair.

58%
Bartosz Fabinski
Prazeres
10-3
Elo 1157
Wrestler
VS
Fabinski
3-2
Elo 909
Striker

The Welterweight matchup features Michel Prazeres (10-3) taking on Bartosz Fabinski (3-2). Fabinski is the bigger frame at 6'0" with a 8-inch reach advantage.

Prazeres is rated at 1157 — 248 points above Fabinski's 909. Gaps this large usually mean one fighter has been consistently beating better opponents.

Stylistically this is Prazeres's wrestler game against Fabinski's striker approach. Prazeres looks to close distance and put the fight on the mat, while Fabinski brings a versatile approach. Historically these archetypes are dead-even when they collide.

A few statistical edges stand out. Prazeres throws significantly more leather — a 0.9 sig. strike per minute gap. Fabinski is far more active with takedowns, averaging 2.9 more per 15 minutes. Prazeres has tighter striking defense, making opponents miss more often.

**The Pick: Bartosz Fabinski over Michel Prazeres.** The model gives Fabinski a slight nod at 58% — this could easily go either way. The market implies 58% for Prazeres, but our model sees only 42%. That 16-point gap favoring Fabinski is worth watching.

78%
Alexandre Pantoja
Pantoja
14-3
Elo 1497
Wrestler
VS
Sasaki
4-4
Elo 1009
Wrestler

The Flyweight matchup features Alexandre Pantoja (14-3) taking on Yuta Sasaki (4-4). Sasaki is the bigger frame at 5'10" with a 4-inch reach advantage.

Pantoja is rated at 1497 — 488 points above Sasaki's 1009. Gaps this large usually mean one fighter has been consistently beating better opponents. Pantoja rides a 8-fight win streak into this one.

Both fighters land in our "Wrestler" archetype — fighters who win by dictating where the fight takes place, grinding out control time and wearing opponents down. When mirror matchups like this happen, the edge usually goes to whoever can impose their preferred pace and range.

A few statistical edges stand out. Pantoja throws significantly more leather — a 2.1 sig. strike per minute gap. Sasaki is far more active with takedowns, averaging 2.9 more per 15 minutes. Pantoja has tighter striking defense, making opponents miss more often.

**The Pick: Alexandre Pantoja over Yuta Sasaki.** The model is firm on this one: Pantoja at 78%. Notably, the betting market has Pantoja at 74% implied while our model sees 78% — a 4-point disagreement that could signal value.

70%
Humberto Bandenay
Arnett
1-2
Elo 881
VS
Bandenay
1-2
Elo 838

The Featherweight matchup features Austin Arnett (1-2) taking on Humberto Bandenay (1-2).

Arnett carries a modest Elo edge (881 to 838), the kind of gap that reflects a slightly better run of form rather than a talent chasm.

A few statistical edges stand out. Bandenay throws significantly more leather — a 4.2 sig. strike per minute gap. Arnett is far more active with takedowns, averaging 0.6 more per 15 minutes. Bandenay has tighter striking defense, making opponents miss more often.

**The Pick: Humberto Bandenay over Austin Arnett.** We're leaning Bandenay here at 70%, a solid but not overwhelming edge. The market and our model are aligned — the line looks fair.

60%
Laureano Staropoli
Staropoli
2-3
Elo 801
Striker
VS
Aldana
0-2
Elo 764

The Welterweight matchup features Laureano Staropoli (2-3) taking on Hector Aldana (0-2).

Staropoli carries a modest Elo edge (801 to 764), the kind of gap that reflects a slightly better run of form rather than a talent chasm.

A few statistical edges stand out. Aldana throws significantly more leather — a 4.0 sig. strike per minute gap. Aldana is far more active with takedowns, averaging 3.1 more per 15 minutes. Staropoli has tighter striking defense, making opponents miss more often.

**The Pick: Laureano Staropoli over Hector Aldana.** The model gives Staropoli a slight nod at 60% — this could easily go either way. Notably, the betting market has Staropoli at 47% implied while our model sees 60% — a 13-point disagreement that could signal value.

60%
Jesus Pinedo
Pinedo
1-0
Elo 1015
VS
Powell
1-2
Elo 908

The Lightweight matchup features Jesus Pinedo (1-0) taking on Devin Powell (1-2).

There's a real Elo separation here: Pinedo at 1015 versus Powell at 908. That 107-point gap typically reflects a meaningful difference in recent quality of competition and results.

A few statistical edges stand out. Powell throws significantly more leather — a 2.4 sig. strike per minute gap. Powell is far more active with takedowns, averaging 0.0 more per 15 minutes. Pinedo has tighter striking defense, making opponents miss more often.

**The Pick: Jesus Pinedo over Devin Powell.** The model gives Pinedo a slight nod at 60% — this could easily go either way. The market implies 67% for Pinedo, but our model sees only 60%. That 7-point gap favoring Powell is worth watching.

67%
Nad Narimani
Narimani
2-1
Elo 941
VS
Santos
1-2
Elo 877

The Featherweight matchup features Nad Narimani (2-1) taking on Anderson Dos Santos (1-2). There's a 3-inch height gap favoring Narimani.

Narimani carries a modest Elo edge (941 to 877), the kind of gap that reflects a slightly better run of form rather than a talent chasm.

A few statistical edges stand out. Narimani throws significantly more leather — a 3.0 sig. strike per minute gap. Narimani is far more active with takedowns, averaging 6.0 more per 15 minutes. Santos has tighter striking defense, making opponents miss more often.

**The Pick: Nad Narimani over Anderson Dos Santos.** We're leaning Narimani here at 67%, a solid but not overwhelming edge.

Methodology

Predictions are generated by our ensemble model combining LightGBM (65%) and CatBoost (35%), trained on every UFC fight since 1994. The model uses 23 features including Elo ratings, rolling 5-fight statistical averages, style matchup history, physical attributes, and market odds when available.

On our held-out test set (402 fights from January-September 2023), the model achieves 63.4% accuracy with a log-loss of 0.626. High-confidence picks (>75% probability) hit at 82.7%. For full model transparency, visit our Model page.