MATT MASK
Winner
4VS0
LEONIDAS ARKONA
CountryCA
Weight114 kg · 251 lb
Height196 cm · 6′5″
Biceps43 cm · 16.9″
Forearm42 cm · 16.5″
Wrist—
Age41
Comparison
Fight arm: right
M.I.R.A. AIConcept · Beta
FIGHT PREDICTION
63%
Confidence
Medium confidence
51%
Upset risk
Elevated — factor it into bets
M.I.R.A. AIConcept · Beta
FIGHT PREDICTION
Rounds and winners
#WinnerTechnique
1Matt MaskTop roll
2Matt MaskTop roll
3Matt MaskTop roll
4Matt MaskTop roll
MattLeonidas
MattLeonidas
MattLeonidas
Grip win rate — right arm
Free
75%8 rds.
—
—Referee
75%4 rds.
—
—Free+Strap
53%19 rds.
50%4 rds.
+3%Ref+Strap
56%25 rds.
50%16 rds.
+6%Grip win rate — left arm
Free
0%3 rds.
—
—Free+Strap
0%2 rds.
—
—Ref+Strap
67%9 rds.
—
—Current streak
L1
L1
—Career win rate
53.3%
60.0%
-6.7%Win rate (last 5 / 5)
40.0%
60.0%
-20.0%Form trend
▼ -13.3%
— 0.0%
—Longest win streak
5
2
+3Longest loss streak
3
1
—Avg. win margin
3.3
2.0
+1.3Sweep wins
6
1
+5Sweep losses
2
2
0Close wins
0
2
-2Close losses
0
0
0Comeback wins
Opposition strength and quality wins — available after sign-inSign in →1
1
0Finished fights
15
5
+10Career span (yrs)
5.4
2.8
+2.6Fights per year
2.8
1.8
+1.0Days since last fight
7
50
—Debut – last fight
2021–2026
2023–2026
—Longest layoff (days)
Win rate confidence interval and main-event statistics — available after sign-inSign in →343
616
—Percentile among athletes of the same gender: 100 = larger than all, 50 = average. Compared against 196 / 196 male athletes.
Height
96
44
+52Weight
67
80
-13Biceps
34
95
-61Forearm
57
89
-32Wrist
0
0
0Flash pins (total)
2
1
+1Right flash pins
2
1
+1Left flash pins
0
0
0Wins by opponent fouls
1
1
0Own fouls
18
5
+13Efficiency index (right)
37.3
22.5
+14.8Efficiency index (left)
30.8
0.0
+30.8MattLeonidas
Matt (right)
Matt (left)
Leonidas (right)
Leonidas (left)
CountryDE
Weight128 kg · 282 lb
Height182 cm · 6′0″
Biceps55 cm · 21.7″
Forearm47 cm · 18.5″
Wrist—
Age27
Head-to-head history
Direct meetings
East vs West 26RightMatt Mask
Community predictions
Community predictions
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