UFC 86: Jackson vs Griffin
Las Vegas, USA
5 Jul 2008
Lightweight
VS
55%
Guillard
45%
Siver
Win Probability
KO/TKO
Round 1 · 0:36
MG
Melvin Guillard
"The Young Assassin"
32 – 18
5'9"71" reachOrthodox43 yrsStriker
CFR 18
DS
Dennis Siver
23 – 11
Well-Rounded47 yrsOrthodox70" reach5'6"
CFR 14

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Guillard

This is a genuine toss-up — Guillard at 55% vs Siver at 45% (CFR ratings). One of the hardest fights to call on the card.

Key angles

Guillard has the striking edge in both volume and accuracy.

Risk flags

Guillard's chin rating of 2 flags durability concerns based on KO history.

Siver has a chin rating of 4 — a potential KO vulnerability.

Guillard
Siver
Physical Matchup
Height · Reach · Age · Stance
5'9"+
Height
5'6"
71"+
Reach
70"
43+
Age
47
Orthodox
Stance
Orthodox
Guillard
Siver
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
17.7
14.3
49.7
Performance Avg
46.1
45
Quality of Victory
37
73
Momentum Score
43
Guillard
Siver
Striking
Significant strikes per minute & accuracy
1.6
1.5
41%
Strike Accuracy
34%
7.0
Striking Style Score (/10)
3.7
7 KOs
KO Finishes
3 KOs
Strike targetStrike target
10
Head
0
0
Body
0
0
Leg
0
RangeRange
4Distance0
0Clinch0
6Ground0
Guillard
Siver
Grappling
Takedowns, submissions & wrestling
—
—
0.1
Sub Attempts / fight
0.1
0.8
Grappling Style Score (/10)
2.7
0.6
Wrestling Style Score (/10)
1.9
0:00
Control Time (this fight)
0:00
0
Reversals
0
Guillard
Siver
Durability / Chin
Resilience against knockouts and stoppages
2
4
KO risk
Verdict
KO risk
1
KO/TKO Losses
3
6
Sub Losses
2
Avg R1.0 stoppage
KO round context
Avg R2.0 stoppage
4 fights ago
Last KO loss
2 fights ago
—
Strikes absorbed / min
—
22/50 fights
Chin rating based on
21/34 fights
Guillard
Siver
Form & Momentum
Recent fight performance — most recent weighted 30%
73
43
L · Dec · R3
Upcoming
W · KO · R2
L · Dec · R3
L · KO · R1
Last 5
W · Dec · R3
L · Dec · R3
L · KO · R2
W · Dec · R3
Upcoming
Guillard
Siver
Finish Rate
Percentage of wins by KO/TKO or Submission
58%
42%
7
KO / TKO Wins
3
0
Submission Wins
2
5
Decision Wins
7

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Guillard
Siver
Striking7.0 / 3.7Volume3.8 / 5.9Grappling0.8 / 2.7Wrestling0.6 / 1.9Submission0.0 / 1.7Pressure5.8 / 4.7
Fighter 1
Fighter 2
7.0
Striking
KO power & stand-up volume
3.7
0.8
Grappling
Ground control & clinch
2.7
0.6
Wrestling
Takedown threat & defence
1.9
0.0
Submission
Submission attack frequency
1.7
5.8
Pressure
Clinch/ground work rate
4.7
3.8
Volume
Decision-pace fighting
5.9
Guillard
Strike Zones
Siver
Guillard
Attacking
10HEAD0BODY0LEGS10 landed
Absorbing
0HEAD0BODY0LEGS0 absorbed
Siver
Attacking
0HEAD0BODY0LEGS0 landed
Absorbing
10HEAD0BODY0LEGS10 absorbed
Targeting Overlap
🎯Guillard targets the head (100% of attacks) — Siver absorbs 100% of strikes there

Round by Round

This fight · per-round breakdown

Guillard
RND
Siver
0/0R00/0
0/0R20/0

Guillard · QOF Timeline

Avg: 3.9
0104.2W1.5L5.0W5.2W1.5L1.5L5.0W4.5W2.8L4.5W5.0W5.0W5.0W5.0W1.5L1.9L4.5W1.5L5.5L5.2W5.6L2005-112008-072011-012012-122014-03
WinLossTrend

Siver · QOF Timeline

Avg: 4.3
0101.5L5.2W5.5L1.5L5.5W5.0W5.2W5.5L4.5W5.0W4.5W4.5W1.5L4.5W4.5W4.5L4.5W4.1L5.5L4.5W2007-042009-062011-022013-072017-06
WinLossTrend

Guillard · Last 5

L · Dec · R3
Michael JohnsonRating 5.6
Decision
UFC Fight Night: Gustafsson vs Manuwa · 2014-03
Upcoming
Ross Pearson
UFC Fight Night: Machida vs Munoz · 2013-10
W · KO · R2
Mac DanzigRating 5.2
KO/TKO
UFC on FOX: Johnson vs Moraga · 2013-07
L · Dec · R3
Jamie VarnerRating 5.5
Decision
UFC 155: Dos Santos vs Velasquez II · 2012-12
L · KO · R1
Donald CerroneRating 1.5
KO/TKO
UFC 150: Henderson vs Edgar II · 2012-08

Siver · Last 5

W · Dec · R3
BJ PennRating 4.5
Decision
UFC Fight Night: Chiesa vs. Lee · 2017-06
L · Dec · R3
Tatsuya KawajiriRating 5.5
Decision
UFC Fight Night: Jedrzejczyk vs Penne · 2015-06
L · KO · R2
Conor McGregorRating 4.1
KO/TKO
UFC Fight Night: McGregor vs Siver · 2015-01
W · Dec · R3
Charles RosaRating 4.5
Decision
UFC Fight Night: Nelson vs Story · 2014-10
Upcoming
Manvel Gamburyan
UFC 168: Weidman vs Silva 2 · 2013-12

News & Media

Melvin Guillard · Dennis Siver
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