UFC 221: Romero vs. Rockhold
Perth, Australia
10 Feb 2018
Heavyweight
VS
70%
Tuivasa
30%
Asker
Win Probability
KO/TKO
Round 1 · 2:18
Tai
Tai Tuivasa
"Bam Bam"
15 – 10
6'2"75" reachSouthpaw33 yrs7-fight slideKnockout Artist
CFR 43
CA
Cyril Asker
"Silverback"
9 – 4
Pressure Fighter40 yrsOrthodox74" reach6'0"
CFR 19

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Tuivasa

Tuivasa 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 24 points suggests a clear performance difference on paper.

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

Risk flags

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

Asker has a chin rating of 34 — a potential KO vulnerability.

Tuivasa
Asker
Physical Matchup
Height · Reach · Age · Stance
6'2"+
Height
6'0"
75"+
Reach
74"
33+
Age
40
Southpaw
Stance
Orthodox
Tuivasa
Asker
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
43.2
18.8
50.4
Performance Avg
48.9
54
Quality of Victory
55
20
Momentum Score
59
Tuivasa
Asker
Striking
Significant strikes per minute & accuracy
1.9
2.5
55%
Strike Accuracy
34%
9.6
Striking Style Score (/10)
5.8
7 KOs
KO Finishes
1 KOs
Strike targetStrike target
30
Head
2
8
Body
1
0
Leg
0
RangeRange
26Distance1
12Clinch2
0Ground0
Tuivasa
Asker
Grappling
Takedowns, submissions & wrestling
0.3
/ 10
4.0
/ 10
0.2
Wrestling Style (/10)
2.8
0.0
Submission Style (/10)
5.0
0
Submission wins
1
Per-fight takedown stats will populate after live card results are scraped
Tuivasa
Asker
Durability / Chin
Resilience against knockouts and stoppages
0
34
2 consec. KOs
Verdict
KO risk
3
KO/TKO Losses
3
3
Sub Losses
0
Avg R2.0 stoppage
KO round context
Avg R1.0 stoppage
5 fights ago
Last KO loss
Most recent fight
—
Strikes absorbed / min
—
18/25 fights
Chin rating based on
5/13 fights
Tuivasa
Asker
Form & Momentum
Recent fight performance — most recent weighted 30%
20
59
7-fight 📉 slide
Current form
L · Dec · R3
L · Dec · R3
L · Dec · R3
L · Sub · R1
L · Sub · R2
Last 5
L · KO · R1
W · Sub · R2
L · KO · R1
W · KO · R1
L · KO · R1
Tuivasa
Asker
Finish Rate
Percentage of wins by KO/TKO or Submission
88%
100%
7
KO / TKO Wins
1
0
Submission Wins
1
1
Decision Wins
0

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Tuivasa
Asker
Striking9.6 / 5.8Volume1.9 / 0.8Grappling0.3 / 4.0Wrestling0.2 / 2.8Submission0.0 / 5.0Pressure7.5 / 8.2
Fighter 1
Fighter 2
9.6
Striking
KO power & stand-up volume
5.8
0.3
Grappling
Ground control & clinch
4.0
0.2
Wrestling
Takedown threat & defence
2.8
0.0
Submission
Submission attack frequency
5.0
7.5
Pressure
Clinch/ground work rate
8.2
1.9
Volume
Decision-pace fighting
0.8
Tuivasa
Strike Zones
Asker
Tuivasa
Attacking
30HEAD8BODY0LEGS38 landed
Absorbing
2HEAD1BODY0LEGS3 absorbed
Asker
Attacking
2HEAD1BODY0LEGS3 landed
Absorbing
30HEAD8BODY0LEGS38 absorbed
Targeting Overlap
🎯Tuivasa targets the head (79% of attacks) — Asker absorbs 79% of strikes there
🎯Asker targets the head (67% of attacks) — Tuivasa absorbs 67% of strikes there

Round by Round

This fight · per-round breakdown

Tuivasa
RND
Asker
0/0R00/0

Tuivasa · QOF Timeline

Avg: 4.7
0105.0W5.0W5.2W2.1L5.5L3.3L5.0W5.0W5.0W5.4W6.5W4.5L2.7L4.0L1.9L6.6L6.7L5.5L2017-112019-102022-022024-082026-05
WinLossTrend

Asker · QOF Timeline

Avg: 3.2
0102.5L5.0W1.5L5.2W1.9L2016-042017-012017-062017-112018-02
WinLossTrend

Tuivasa · Last 5

L · Dec · R3
Louie SutherlandRating 5.5
Decision
UFC Fight Night: Della Maddalena vs. Prates · 2026-05
L · Dec · R3
Tallison TeixeiraRating 6.7
Decision
UFC 325: Volkanovski vs. Lopes 2 · 2026-01
L · Dec · R3
Jairzinho RozenstruikRating 6.6
Decision
UFC 305: Du Plessis vs. Adesanya · 2024-08
L · Sub · R1
Marcin TyburaRating 1.9
Submission
UFC Fight Night: Tuivasa vs. Tybura · 2024-03
L · Sub · R2
Alexander VolkovRating 4
Submission
UFC 293: Adesanya vs. Strickland · 2023-09

Asker · Last 5

L · KO · R1
Tai TuivasaRating 1.9
KO/TKO
UFC 221: Romero vs. Rockhold · 2018-02
W · Sub · R2
Hu YaozongRating 5.2
Submission
UFC Fight Night: Bisping vs. Gastelum · 2017-11
L · KO · R1
Walt HarrisRating 1.5
KO/TKO
UFC Fight Night: Holm vs. Correia · 2017-06
W · KO · R1
Dmitrii SmoliakovRating 5
KO/TKO
UFC Fight Night: Rodriguez vs. Penn · 2017-01
L · KO · R1
Jared CannonierRating 2.5
KO/TKO
UFC Fight Night: Rothwell vs Dos Santos · 2016-04

News & Media

Tai Tuivasa · Cyril Asker
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