Ultimate Fighting Calendar
UFCUFC Fight Night: Ribas vs Namajunas
Heavyweight3 rounds scheduled
WIN
Karl Williams
Karl Williams
10-2-0
RESULT

Karl Williams def. Justin Tafa (Unanimous Decision)

Unanimous Decision · Round 3 · 5:00
Justin Tafa
New ZealandJustin Tafa
“Bad Man”
7-5-0 (1 NC)
Saturday, March 23, 2024
Meta Apex, Las Vegas, United States

Karl Williams defeated Justin Tafa by Unanimous Decision in round 3 (5:00) in the Heavyweight bout of UFC Fight Night: Ribas vs Namajunas, held Saturday, March 23, 2024 at Meta Apex, Las Vegas. The judges scored it 29-28, 29-28, 30-27, Karl Williams won the decision.

Fight stats

Karl Williams
Justin Tafa
0
Knockdowns
0
40 of 61
Significant strikes
21 of 43
66%
Sig. strike accuracy
49%
123 of 176
Total strikes
27 of 50
7 of 12
Takedowns
0 of 0
58%
Takedown accuracy
-
1
Submission attempts
0
0
Reversals
0
10:31
Control time
0:00
Significant strikes by target
26 of 47
Head
15 of 36
7 of 7
Body
6 of 7
7 of 7
Leg
0 of 0
19 of 29
Distance
18 of 39
3 of 4
Clinch
2 of 3
18 of 28
Ground
1 of 1

By round

ROUND 1
0
KD
0
12 of 16
Sig. str.
6 of 12
35 of 51
Total str.
6 of 12
4 of 4
Takedowns
0 of 0
0
Sub. att
0
3:58
Ctrl
0:00
ROUND 2
0
KD
0
20 of 34
Sig. str.
9 of 15
54 of 81
Total str.
14 of 20
1 of 2
Takedowns
0 of 0
1
Sub. att
0
2:45
Ctrl
0:00
ROUND 3
0
KD
0
8 of 11
Sig. str.
6 of 16
34 of 44
Total str.
7 of 18
2 of 6
Takedowns
0 of 0
0
Sub. att
0
3:48
Ctrl
0:00

Judges' Scorecards

Michael Bell
#WilliamsTafa
1109
2109
3910
Total2928
Chris Flores
#WilliamsTafa
1109
2109
3910
Total2928
Jacob Montalvo
#WilliamsTafa
1109
2109
3109
Total3027

Media Scores

12
Williams
-
0
Tafa
●30-27 Williams×9●29-28 Williams×3
All 12 media scorecards▾

Fan Scorecards

67%
Williams
33%
Tafa
46 fan scorecards submitted
●29-28 Williams32.6%●30-27 Williams30.4%●29-28 Tafa30.4%●29-27 Williams2.2%
Fans' round-by-round verdict
R1
65%
Williams
R2
87%
Williams
R3
59%
Tafa

Scorecard data via mmadecisions.com

Betting Odds

Karl Williams
-216
68% implied win probability
Open: -229Best: -175
Justin Tafa
+177
36% implied win probability
Open: +183Best: +255

Average moneyline across 11 sportsbooks.

SportsbookKarl WilliamsJustin Tafa
BetAnything-210+160
BetOnline-210+180
BetUS-200+165
Betway-400+255
Bovada-210+170
DraftKings-198+164
FanDuel-300+220
MyBookie-175+150
Pinnacle-202+175
SXBet-215+165
unibet-186+148

Odds are for information only. · Odds data: fightodds.io

Frequently asked questions

Who won Karl Williams vs Justin Tafa?

Karl Williams defeated Justin Tafa by Unanimous Decision in round 3 (5:00) in the Heavyweight bout of UFC Fight Night: Ribas vs Namajunas, held Saturday, March 23, 2024 at Meta Apex, Las Vegas. The judges scored it 29-28, 29-28, 30-27, Karl Williams won the decision.

What were the judges' scorecards for Karl Williams vs Justin Tafa?

The judges scored it 29-28, 29-28, 30-27, Karl Williams won the decision.

Was Karl Williams vs Justin Tafa a robbery?

Public scoring backed the judges: 67% of 46 fan cards scored it for Karl Williams; 100% of 12 media scores picked Karl Williams.

Full robbery index →
Referee
Herb Dean
Time format
3 Rnd (5-5-5)
Pre-fight comparison▾

Win probability

Karl Williams 47%53% Justin Tafa

What the model gave each fighter going into the fight, from their pre-fight UFCalendar Power Index ratings. See the full Power Index

Fight DNA

Head to head

UFCalendar's style model · Heavyweight roster (149 fighters)

Karl Williams
Grappling Specialist
5 edges
Justin Tafa
Knockout Artist
5 edges
PowerSpeedPrecisionDurabilityEngineWrestlingGround

Radar scaled to this matchup · bars show the gap

Style shape

81Power98
72Speed95
81Precision90
94Durability88
79Engine55
98Wrestling45
83Ground57

Biggest edge Karl Williams, Takedowns +53

Attribute by attribute

Karl Williams is on the left of every row, Justin Tafa on the right.
84Punch power98
78Kick power98
68Punch speed95
76Kick speed94
81Accuracy90
98Takedowns45
95Ground striking64
70Submissions49
93Chin93
95Body strength82
79Cardio55

Attributes are rated 0-100 by UFCalendar's style model.

Tale of the Tape

10-2-0
Record
7-5-0 (1 NC)
1692
Power Index rating
1712
0
Win Streak
0
36
Age
32
6'3"
191 cm
Height
6'0"
183 cm
79"
201 cm
Reach
74"
188 cm
Orthodox
Stance
Southpaw
Heavyweight
Weight Class
Heavyweight
Virgin Islands, U.S.
Nationality
New Zealand

Striking Profile

2.68
SLpM
4.05
48%
Str. Acc.
54%
2.15
SApM
5.11
55%
Str. Def.
47%

Grappling Profile

4.20
TD Avg.
0.00
48%
TD Acc.
0%
100%
TD Def.
53%
0.20
Sub. Avg.
0.00

Recent form (last 5 fights)

Karl Williams · 0-5
  • L
    Maxwell Djantou Nana
    PFL Sioux Falls: Storley vs. Zendeli · May 2, 2026
    Decision · R3 · 5:00 · Heavyweight
  • L
    Pouya Rahmani
    PFL Dubai: Nurmagomedov vs. Davis · Feb 7, 2026
    Submission · R2 · 3:41 · Heavyweight
  • L
    Sergey Bilostenniy
    PFL World Tournament 10: 2025 Finals · Aug 21, 2025
    TKO · R2 · 4:11 · Heavyweight
  • L
    Oleg Popov
    Professional Fighters League - 2025 PFL World Tournament 4: First Round · Apr 30, 2025
    Decision · R3 · 5:00 · Heavyweight
  • L
    Jhonata Diniz
    UFC Fight Night: Tybura vs Spivac 2 · Aug 10, 2024
    Unanimous Decision · R3 · 5:00 · Heavyweight
Justin Tafa · 2-2
  • L
    Tallison Teixeira
    UFC 312: Du Plessis vs Strickland 2 · Feb 8, 2025
    TKO · R1 · 0:35 · Heavyweight
  • L
    Karl Williams
    UFC Fight Night: Ribas vs Namajunas · Mar 23, 2024
    Unanimous Decision · R3 · 5:00 · Heavyweight
  • W
    Austen Lane
    UFC 293: Adesanya vs Strickland · Sep 9, 2023
    TKO · R1 · 1:22 · Heavyweight
  • NC
    Austen Lane
    UFC Fight Night: Emmett vs Topuria · Jun 24, 2023
    · R1 · 0:29 · Heavyweight
  • W
    Parker Porter
    UFC 284: Makhachev vs Volkanovski · Feb 11, 2023
    TKO · R1 · 1:06 · Heavyweight

Career Averages

Based on 8 fights · 9 fights
35.0
Avg sig. strikes
24.6
2.38
Avg takedowns
0.00
4:22
Avg control time
0:29
70
Career high strikes
86
8
Career high TDs
0

Strike Distribution

Karl Williams
Strike target
Justin Tafa
68%
Head
58%
13%
Body
28%
19%
Leg
14%
Karl Williams
Strike position
Justin Tafa
77%
Distance
85%
4%
Clinch
12%
19%
Ground
4%