Arman Tsarukyan
"Ahalkalakets"
23-3-0
VS
2026-09-19
UFC 331: Van vs. Pantoja 2
Lightweight
Mauricio Ruffy
12-2-0
CATBOOST PREDICTION
Arman Tsarukyan 'Ahalkalakets'
68.0% CONFIDENCE
How It Ends
52%
Decision
36%
KO / TKO
12%
Submission
Decision52.1%
KO / TKO35.7%
Submission12.2%
If it's a finish, which round
Round 143.1%
Round 239.7%
Round 3+17.2%
A separate model trained only on how fights end (not who wins) — 48% estimated chance this fight is finished rather than going to a decision.
Why CatBoost leans this way
Arman Tsarukyan
Mauricio Ruffy
Net striking dominance
Matchup +1.23
17%
Elo rating edge
Matchup 50
13%
Experience edge (total fights)
Matchup +12
8%
Strike rate delta r1 to r3
Mauricio Ruffy -0.75
8%
Strike rate delta r1 to r3
Arman Tsarukyan -1.04
6%
Defensive skill edge
Matchup -0.05
6%
Strikes absorbed/min
Arman Tsarukyan 2.00
5%
Avg control time
Arman Tsarukyan 110.45
4%
Avg takedowns attempted
Arman Tsarukyan 4.48
4%
Age
Arman Tsarukyan 29.9 yrs
3%
Head absorption rate
Mauricio Ruffy 52%
3%
Avg takedowns attempted
Mauricio Ruffy 1.37
3%
Head-strike accuracy edge
Matchup -11%
3%
Age
Mauricio Ruffy 30.3 yrs
2%
← pushes toward Arman Tsarukyan pushes toward Mauricio Ruffy →
Bars show each factor's SHAP contribution to this specific prediction — how much it pushed the win probability toward one fighter, given everything else the model knows. Percentages are each factor's share of the total push across the top 30 factors.

Arman Tsarukyan

Win Streak
5
Finish Rate
60%
Avg Duration
10.6m
Last 5 fights (most recent first)
W SUB
W DEC
W KO
W KO
W DEC
Height: 170 cm
Weight: 155 lbs
Reach: 183 cm
Stance: Orthodox

Mauricio Ruffy

Win Streak
2
Finish Rate
60%
Avg Duration
7.8m
Last 5 fights (most recent first)
W KO
W KO
L SUB
W KO
W DEC
Height: 180 cm
Weight: 155 lbs
Reach: 190 cm
Stance: Orthodox
Head-to-Head Stats
Arman Tsarukyan
ADVANTAGE
Mauricio Ruffy
Striking Accuracy
51.1%
+0.4%
51.5%
Strikes Landed/Min
3.52
+0.16
3.36
Strikes Absorbed/Min
2.00
+1.06
3.06
Striking Defense
55.2%
+2.1%
57.3%
Takedown Accuracy
40.8%
+4.6%
36.2%
Takedown Defense
66.8%
+7.5%
74.3%
Knockdowns/Fight
0.23
+0.46
0.69
Avg Control Time (sec)
110.45
+59.04
51.42
Strikes Per Round
16.92
+0.60
16.31
Head Strike %
66.4%
+4.7%
71.1%
Body Strike %
20.1%
+5.3%
14.8%
Leg Strike %
13.5%
+0.5%
14.1%
Last 5 Win Rate
100.0%
+20.0%
80.0%
Last 5 Finish Rate
60.0%
EVEN
60.0%