Ultimate Fighting Calendar
Light Heavyweight3 rounds scheduled
WIN
Sam Alvey
Smile'N
33-18-1 (1 NC)
RESULT

Sam Alvey def. Marcin Prachnio (TKO)

TKO · Round 1 · 4:23
Saturday, February 24, 2018
Amway Center, Orlando, United States

Sam Alvey defeated Marcin Prachnio by TKO in round 1 (4:23) in the Light Heavyweight bout of UFC Fight Night: Emmett vs Stephens, held Saturday, February 24, 2018 at Amway Center, Orlando.

Fight stats

Sam Alvey
Marcin Prachnio
2
Knockdowns
0
10 of 19
Significant strikes
15 of 24
53%
Sig. strike accuracy
63%
14 of 23
Total strikes
36 of 45
1 of 1
Takedowns
0 of 0
100%
Takedown accuracy
-
0
Submission attempts
0
0
Reversals
0
1:41
Control time
0:14
Significant strikes by target
3 of 12
Head
3 of 10
1 of 1
Body
4 of 6
6 of 6
Leg
8 of 8
9 of 17
Distance
12 of 20
1 of 1
Clinch
3 of 4
0 of 1
Ground
0 of 0

By round

ROUND 1
2
KD
0
10 of 19
Sig. str.
15 of 24
14 of 23
Total str.
36 of 45
1 of 1
Takedowns
0 of 0
0
Sub. att
0
1:41
Ctrl
0:14

Betting Odds

Sam Alvey
+190
34% implied win probability
Open: +216Best: +210
Marcin Prachnio
-233
70% implied win probability
Open: -268Best: -213

Average moneyline across 5 sportsbooks.

Line Movement

Sam AlveyMarcin Prachnio
30%40%50%60%70%Feb 21Feb 22Feb 23Feb 25Feb 21, 9:10 AM UTC · Sam Alvey +215 (32%)Feb 21, 7:00 PM UTC · Sam Alvey +217 (32%)Feb 21, 8:09 PM UTC · Sam Alvey +217 (32%)Feb 21, 8:33 PM UTC · Sam Alvey +213 (32%)Feb 21, 8:33 PM UTC · Sam Alvey +210 (32%)Feb 21, 8:36 PM UTC · Sam Alvey +208 (32%)Feb 21, 8:42 PM UTC · Sam Alvey +210 (32%)Feb 21, 9:12 PM UTC · Sam Alvey +212 (32%)Feb 21, 9:15 PM UTC · Sam Alvey +213 (32%)Feb 21, 9:15 PM UTC · Sam Alvey +217 (32%)Feb 21, 11:09 PM UTC · Sam Alvey +215 (32%)Feb 22, 12:27 AM UTC · Sam Alvey +215 (32%)Feb 22, 7:33 AM UTC · Sam Alvey +213 (32%)Feb 22, 7:36 AM UTC · Sam Alvey +214 (32%)Feb 23, 9:45 AM UTC · Sam Alvey +212 (32%)Feb 23, 9:45 AM UTC · Sam Alvey +210 (32%)Feb 23, 9:45 AM UTC · Sam Alvey +207 (33%)Feb 23, 11:18 AM UTC · Sam Alvey +203 (33%)Feb 23, 3:36 PM UTC · Sam Alvey +202 (33%)Feb 23, 7:06 PM UTC · Sam Alvey +203 (33%)Feb 23, 10:57 PM UTC · Sam Alvey +201 (33%)Feb 24, 12:48 AM UTC · Sam Alvey +200 (33%)Feb 24, 4:36 AM UTC · Sam Alvey +199 (33%)Feb 24, 2:20 PM UTC · Sam Alvey +199 (33%)Feb 25, 2:36 AM UTC · Sam Alvey +200 (33%)Feb 25, 2:36 AM UTC · Sam Alvey +202 (33%)Feb 25, 2:40 AM UTC · Sam Alvey +204 (33%)Feb 25, 6:39 AM UTC · Sam Alvey +200 (33%)Feb 25, 6:39 AM UTC · Sam Alvey +193 (34%)Feb 25, 6:39 AM UTC · Sam Alvey +188 (35%)Feb 25, 6:42 AM UTC · Sam Alvey +190 (34%)Feb 21, 9:10 AM UTC · Marcin Prachnio -275 (73%)Feb 21, 7:00 PM UTC · Marcin Prachnio -264 (73%)Feb 21, 8:09 PM UTC · Marcin Prachnio -261 (72%)Feb 21, 8:33 PM UTC · Marcin Prachnio -255 (72%)Feb 21, 8:33 PM UTC · Marcin Prachnio -251 (72%)Feb 21, 8:36 PM UTC · Marcin Prachnio -249 (71%)Feb 21, 8:42 PM UTC · Marcin Prachnio -251 (72%)Feb 21, 9:12 PM UTC · Marcin Prachnio -253 (72%)Feb 21, 9:15 PM UTC · Marcin Prachnio -256 (72%)Feb 21, 9:15 PM UTC · Marcin Prachnio -261 (72%)Feb 21, 11:09 PM UTC · Marcin Prachnio -259 (72%)Feb 22, 12:27 AM UTC · Marcin Prachnio -267 (73%)Feb 22, 7:33 AM UTC · Marcin Prachnio -265 (73%)Feb 22, 7:36 AM UTC · Marcin Prachnio -266 (73%)Feb 23, 9:45 AM UTC · Marcin Prachnio -264 (73%)Feb 23, 9:45 AM UTC · Marcin Prachnio -260 (72%)Feb 23, 9:45 AM UTC · Marcin Prachnio -256 (72%)Feb 23, 11:18 AM UTC · Marcin Prachnio -252 (72%)Feb 23, 3:36 PM UTC · Marcin Prachnio -251 (72%)Feb 23, 7:06 PM UTC · Marcin Prachnio -251 (72%)Feb 23, 10:57 PM UTC · Marcin Prachnio -247 (71%)Feb 24, 12:48 AM UTC · Marcin Prachnio -247 (71%)Feb 24, 4:36 AM UTC · Marcin Prachnio -246 (71%)Feb 24, 2:20 PM UTC · Marcin Prachnio -245 (71%)Feb 25, 2:36 AM UTC · Marcin Prachnio -247 (71%)Feb 25, 2:36 AM UTC · Marcin Prachnio -250 (71%)Feb 25, 2:40 AM UTC · Marcin Prachnio -254 (72%)Feb 25, 6:39 AM UTC · Marcin Prachnio -248 (71%)Feb 25, 6:39 AM UTC · Marcin Prachnio -237 (70%)Feb 25, 6:39 AM UTC · Marcin Prachnio -230 (70%)Feb 25, 6:42 AM UTC · Marcin Prachnio -233 (70%)+190-233
SportsbookSam AlveyMarcin Prachnio
BetOnline+183-213
Bookmaker+171-213
Bovada+175-225
Pinnacle+210-241
sports-interaction+210-285

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

Frequently asked questions

Who won Sam Alvey vs Marcin Prachnio?

Sam Alvey defeated Marcin Prachnio by TKO in round 1 (4:23) in the Light Heavyweight bout of UFC Fight Night: Emmett vs Stephens, held Saturday, February 24, 2018 at Amway Center, Orlando.

Referee
Dan Miragliotta
Time format
3 Rnd (5-5-5)
Pre-fight comparison

Win probability

Sam Alvey 54%46% Marcin Prachnio

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. Each fighter is rated against their own division, so read the gaps as directional.

Sam Alvey
Complete Fighter
5 edges
Marcin Prachnio
Knockout Artist
6 edges
PowerSpeedPrecisionDurabilityEngineWrestlingGround

Radar scaled to this matchup · bars show the gap

Style shape

91Power88
84Speed97
93Precision96
92Durability87
74Engine89
58Wrestling45
64Ground47

Biggest edge Sam Alvey, Submissions +25

Attribute by attribute

Sam Alvey is on the left of every row, Marcin Prachnio on the right.
94Punch power78
87Kick power98
94Punch speed95
74Kick speed98
93Accuracy96
58Takedowns45
59Ground striking50
69Submissions44
91Chin76
92Body strength97
74Cardio89

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

Tale of the Tape

33-18-1 (1 NC)
Record
17-9-0
1792
Power Index rating
1765
0
Win Streak
0
40
Age
38
6'2"
188 cm
Height
6'3"
191 cm
75"
191 cm
Reach
73"
185 cm
Southpaw
Stance
Orthodox
Light Heavyweight
Weight Class
Light Heavyweight
United States
Nationality
Poland

Striking Profile

3.28
SLpM
5.52
44%
Str. Acc.
54%
3.63
SApM
3.15
52%
Str. Def.
54%

Grappling Profile

0.06
TD Avg.
0.14
14%
TD Acc.
20%
82%
TD Def.
53%
0.10
Sub. Avg.
0.00

Recent form (last 5 fights)

Sam Alvey · 3-1
  • L
    Karate Combat 58 · Dec 5, 2025
    TKO · Heavyweight
  • W
    Karate Combat 54 · May 2, 2025
    TKO · Heavyweight
  • W
    Karate Combat 48 · Jul 25, 2024
    TKO · R4 · 2:33 · Heavyweight
  • NC
    Karate Combat · Mar 23, 2024
    No Contest · R2 · 1:34 · Heavyweight
  • W
    Karate Combat 43 · Dec 15, 2023
    Unanimous Decision · Heavyweight
Marcin Prachnio · 4-1
  • W
    Gilberto Galvao
    Kings & Conquerors
    Knockout · R1 · 1:23
  • W
    Jake Butler
    Titles & Titans
    TKO · R1 · 2:30
  • L
    UFC 318: Holloway vs Poirier 3 · Jul 19, 2025
    Submission · R1 · 4:42 · Light Heavyweight
  • W
    Leandro Ataides
    Kingdom Of Champions
    Split Decision · R3 · 5:00
  • W
    Alexandre Machado
    Tribe Of Warriors
    TKO · R1 · 2:44

Career Averages

Based on 24 fights · 11 fights
31.6
Avg sig. strikes
53.9
0.04
Avg takedowns
0.09
0:33
Avg control time
0:22
82
Career high strikes
102
1
Career high TDs
1

Strike Distribution

Sam Alvey
Strike target
Marcin Prachnio
67%
Head
30%
15%
Body
34%
17%
Leg
36%
Sam Alvey
Strike position
Marcin Prachnio
76%
Distance
83%
20%
Clinch
16%
4%
Ground
1%