UFC 155: Dos Santos vs Velasquez II
Las Vegas, USA
29 Dec 2012
Middleweight
VS
30%
Leben
70%
Brunson
Win Probability
Decision
Round 3 · 5:00
CL
Chris Leben
"The Crippler"
22 – 11
5'11"73" reachSouthpaw45 yrs4-fight slideStriker
CFR 17
DB
Derek Brunson
"The One"
23 – 9
Well-Rounded2-fight slide42 yrsSouthpaw77" reach6'1"
CFR 40

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Brunson

Brunson is a strong favourite at 70% win probability per the CFR ratings. The data points decisively in one direction.

Key angles

The CFR gap of 23 points suggests a clear performance difference on paper.

Striking split: Brunson throws more volume but Leben connects at a higher rate — quality vs quantity.

Risk flags

Leben's chin rating of 0 flags durability concerns based on KO history.

Brunson has a chin rating of 0 — a potential KO vulnerability.

Leben
Brunson
Physical Matchup
Height · Reach · Age · Stance
5'11"
Height
+6'1"
73"
Reach
+77"
45
Age
+42
Southpaw
Stance
Southpaw
Leben
Brunson
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
17.4
40.2
50.5
Performance Avg
54.7
48
Quality of Victory
47
59
Momentum Score
72
Leben
Brunson
Striking
Significant strikes per minute & accuracy
1.3
1.7
45%
Strike Accuracy
44%
6.9
Striking Style Score (/10)
6.3
7 KOs
KO Finishes
7 KOs
Strike targetStrike target
9
Head
12
1
Body
2
13
Leg
3
RangeRange
21Distance16
2Clinch0
0Ground1
Leben
Brunson
Grappling
Takedowns, submissions & wrestling
1.9
/ 10
2.0
/ 10
1.4
Wrestling Style (/10)
1.4
1.7
Submission Style (/10)
1.4
2
Submission wins
2
Per-fight takedown stats will populate after live card results are scraped
Leben
Brunson
Durability / Chin
Resilience against knockouts and stoppages
0
0
KO risk
Verdict
2 consec. KOs
3
KO/TKO Losses
6
2
Sub Losses
0
Avg R1.3 stoppage
KO round context
Avg R1.7 stoppage
3 fights ago
Last KO loss
Most recent fight
—
Strikes absorbed / min
—
22/33 fights
Chin rating based on
21/32 fights
Leben
Brunson
Form & Momentum
Recent fight performance — most recent weighted 30%
59
72
4-fight 📉 slide
Current form
2-fight 📉 slide
L · R1
L · Dec · R3
L · Dec · R3
L · KO · R2
W · KO · R1
Last 5
L · KO · R2
L · KO · R2
W · Sub · R3
W · Dec · R5
W · KO · R3
Leben
Brunson
Finish Rate
Percentage of wins by KO/TKO or Submission
75%
64%
7
KO / TKO Wins
7
2
Submission Wins
2
3
Decision Wins
5

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Leben
Brunson
Striking6.9 / 6.3Volume3.1 / 4.2Grappling1.9 / 2.0Wrestling1.4 / 1.4Submission1.7 / 1.4Pressure6.9 / 6.5
Fighter 1
Fighter 2
6.9
Striking
KO power & stand-up volume
6.3
1.9
Grappling
Ground control & clinch
2.0
1.4
Wrestling
Takedown threat & defence
1.4
1.7
Submission
Submission attack frequency
1.4
6.9
Pressure
Clinch/ground work rate
6.5
3.1
Volume
Decision-pace fighting
4.2
Leben
Strike Zones
Brunson
Leben
Attacking
9HEAD1BODY13LEGS23 landed
Absorbing
12HEAD2BODY3LEGS17 absorbed
Brunson
Attacking
12HEAD2BODY3LEGS17 landed
Absorbing
9HEAD1BODY13LEGS23 absorbed
Targeting Overlap
🎯Leben targets the legs (57% of attacks) — Brunson absorbs 57% of strikes there
🎯Brunson targets the head (71% of attacks) — Leben absorbs 71% of strikes there

Round by Round

This fight · per-round breakdown

Leben
RND
Brunson
0/0R00/0

Leben · QOF Timeline

Avg: 4.5
0105.0W4.5W5.0W5.0W4.5W1.5L5.2W2.8L5.5L5.5W5.0W5.5L4.0L4.5W5.2W5.5W1.5L5.0W2.1L5.8L5.5L4.0L2005-042006-082009-082011-112013-12
WinLossTrend

Brunson · QOF Timeline

Avg: 4.5
0104.5W5.0W4.0L4.5W5.2W5.0W5.0W5.0W2.4L5.5L5.0W5.0W1.5L2.9L4.5W4.5W6.9W5.1W5.2W3.7L4.7L2012-122016-022018-012021-092023-03
WinLossTrend

Leben · Last 5

L · R1
Uriah HallRating 4
UFC 168: Weidman vs Silva 2 · 2013-12
L · Dec · R3
Andrew CraigRating 5.5
Decision
UFC 162: Silva vs Weidman · 2013-07
L · Dec · R3
Derek BrunsonRating 5.8
Decision
UFC 155: Dos Santos vs Velasquez II · 2012-12
L · KO · R2
Mark MunozRating 2.1
KO/TKO
UFC 138: Leben vs Munoz · 2011-11
W · KO · R1
Wanderlei SilvaRating 5
KO/TKO
UFC 132: Cruz vs Faber · 2011-07

Brunson · Last 5

L · KO · R2
Dricus Du PlessisRating 4.7
KO/TKO
UFC 285: Jones vs. Gane · 2023-03
L · KO · R2
Jared CannonierRating 3.7
KO/TKO
UFC 271: Adesanya vs. Whittaker 2 · 2022-02
W · Sub · R3
Darren TillRating 5.2
Submission
UFC Fight Night: Brunson vs. Till · 2021-09
W · Dec · R5
Kevin HollandRating 5.1
Decision
UFC Fight Night: Brunson vs. Holland · 2021-03
W · KO · R3
Edmen ShahbazyanRating 6.9
KO/TKO
UFC Fight Night: Brunson vs. Shahbazyan · 2020-08

News & Media

Chris Leben · Derek Brunson
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