Ultimate Fighting Calendar
OKTAGONOKTAGON 78: Eckerlin vs. Trušček
Heavyweight3 rounds scheduled
WIN
Kasim Aras
GermanyKasim Aras
11-5-0
RESULT

Kasim Aras def. Simon Biyong (DEC)

Decision · Round 3 · 5:00
Simon Biyong
ItalySimon Biyong
“HEMLÉ”
12-6-0
Saturday, October 18, 2025
Lanxess Arena, Köln, Germany

Kasim Aras defeated Simon Biyong by Decision in round 3 (5:00) in the Heavyweight bout of OKTAGON 78: Eckerlin vs. Trušček, held Saturday, October 18, 2025 at Lanxess Arena, Köln.

Fight stats

Kasim Aras
Simon Biyong
-
Knockdowns
-
40
Significant strikes
19
-
Sig. strike accuracy
-
75
Total strikes
46
0 of 0
Takedowns
0 of 0
-
Takedown accuracy
-
0
Submission attempts
0
-
Reversals
-
-
Control time
-
Significant strikes by target
31
Head
16
2
Body
3
-
Leg
0
-
Distance
-
-
Clinch
-
-
Ground
-

By round

ROUND 1
-
KD
-
16
Sig. str.
3
21
Total str.
9
11
Head
3
0
Body
0
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-
ROUND 2
-
KD
-
10
Sig. str.
10
15
Total str.
21
8
Head
8
0
Body
2
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-
ROUND 3
-
KD
-
14
Sig. str.
6
39
Total str.
16
12
Head
5
2
Body
1
-
Distance
-
-
Clinch
-
-
Takedowns
-
-
Sub. att
-
-
Ctrl
-

Judges' Scorecards

Nic Skunde
#ArasBiyong
1109
2109
3109
Total--
Eva Borodacova
#ArasBiyong
1109
2109
3109
Total--
Václav Přibyl
#ArasBiyong
1109
2109
3109
Total--

Scorecard data via mmadecisions.com

Betting Odds

Kasim Aras
+127
44% implied win probability
Open: +105Best: +150
Simon Biyong
-162
62% implied win probability
Open: -138Best: -130

Average moneyline across 7 sportsbooks.

SportsbookKasim ArasSimon Biyong
BetOnline+150-175
BetUS+140-180
Betway+130-175
Bookmaker+122-150
Bovada+100-130
MyBookie+121-168
Stake+123-172

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

Frequently asked questions

Who won Kasim Aras vs Simon Biyong?

Kasim Aras defeated Simon Biyong by Decision in round 3 (5:00) in the Heavyweight bout of OKTAGON 78: Eckerlin vs. Trušček, held Saturday, October 18, 2025 at Lanxess Arena, Köln.

Referee
Josef Louč
Pre-fight comparison▾

Win probability

Kasim Aras 43%57% Simon Biyong

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

Tale of the Tape

11-5-0
Record
12-6-0
1596
Power Index rating
1648
0
Win Streak
1
39
Age
35
5'10"
178 cm
Height
6'5"
196 cm
70"
178 cm
Reach
80"
203 cm
-
Stance
-
Heavyweight
Weight Class
Heavyweight
Germany
Nationality
Italy

Striking Profile

2.76
SLpM
2.45
-
Str. Acc.
-
2.24
SApM
2.35
-
Str. Def.
-

Grappling Profile

-
TD Avg.
-
-
TD Acc.
-
-
TD Def.
-
0.00
Sub. Avg.
0.00

Recent form (last 5 fights)

Kasim Aras · 3-2
  • L
    Will Fleury
    OKTAGON 90: FLEURY VS. ARAS · Jun 20, 2026
    Knockout · R2 · 1:29 · Heavyweight
  • W
    Simon Biyong
    OKTAGON 78: Eckerlin vs. Trušček · Oct 18, 2025
    Decision · R3 · 5:00 · Heavyweight
  • W
    Adam Pałasz
    OKTAGON 73: ECKERLIN VS. PUKAČ · Jun 28, 2025
    TKO · R1 · 1:42 · Heavyweight
  • W
    Moreno Kacapor
    Levels Fight League 15 · Dec 8, 2024
    Unanimous Decision · Heavyweight
  • L
    Patryk Dubiela
    BRAVE CF 81 · Apr 20, 2024
    TKO · R1 · 0:48 · Heavyweight
Simon Biyong · 4-1
  • W
    Yevhenii Orlov
    OKTAGON 88: HOLZER VS. TAHA · May 16, 2026
    TKO · R1 · 3:45 · Heavyweight
  • W
    Evgeny Orlov
    OKTAGON 88: Holzer vs. Taha · May 16, 2026
    TKO · R1 · 3:45 · Heavyweight
  • L
    Kasim Aras
    OKTAGON 78: Eckerlin vs. Trušček · Oct 18, 2025
    Decision · R3 · 5:00 · Heavyweight
  • W
    Miguel Firmino
    Cage FS 17 · Mar 22, 2025
    Unanimous Decision · Heavyweight
  • W
    Renan Martins
    Cage FS 16 · Nov 22, 2024
    TKO · R2 · 3:14 · Light Heavyweight

Career Averages

Based on 3 fights · 4 fights
21.3
Avg sig. strikes
23.0
-
Avg takedowns
0.00
40
Career high strikes
27
-
Career high TDs
0

Strike Distribution

Kasim Aras
Strike target
Simon Biyong
95%
Head
93%
5%
Body
7%
Kasim Aras
Strike position
Simon Biyong
-
Distance
0%
-
Ground
100%