Catchweight · Men

Derek Bergen

“RawDog”
Canada Revolution Martial Arts & Fitness debut 2022
Held by Rory Gillis
Form L L W W L
Elo 1,119 peak 1,169 · 4 Sep 2025 50 below it
Tapology Sherdog
2-3pro record
1L current streak
1,083best win, Elo
1,148average opponent
-- born 11 Feb 1995
74.0" / -- height / reach

Elo history

Hover for the fight at that point; dots are wins and losses; the band is the typical prime for men, ages 27–36

Record

-- – --
Rating by method KO1,053 Sub941 Dec1,042

Style profile

Each axis is a percentile of catchweight fighters with five pro bouts (1,289 of them); further out is better. Hover a point for the number.
KO Submission Decision Finishes Durability Win rate Opposition Activity
From the record and the method ratings

Similar careers

Who looked like this after 5 pro bouts, and what happened next

After 5 bouts (2026): 1,119 Elo, 2-3, aged 31, average opponent 1,195.

  1. Andre Luiz then 1,181, 2-2, aged 32 1-3 after peaked 1,255 ▲
  2. Matt Comer then 1,131, 2-3, aged 31 · Heavyweight 4-3 after peaked 1,203 ▲
  3. Alexey Goncharov then 1,111, 2-3, aged 31 · Light Heavyweight 4-3 after peaked 1,238 ▲
  4. Matt Dawson then 1,135, 2-3, aged 31 · Bantamweight 2-2 after peaked 1,211 ▲
  5. Rene Rooze then 1,119, 2-3, aged 31 · Heavyweight 3-2 after peaked 1,388 ▲
  6. Ben Davis then 1,115, 2-3, aged 32 · Heavyweight 16-5 after peaked 1,400 ▲

Best wins

By the opponent's Elo on the night
  1. Dan Baxter KO/TKO R1 · 4 Sep 2025 · Battlefield Fight League 1,077
  2. Josh Fox KO/TKO R3 · 26 Apr 2025 · Absolute MMA 1,003

Losses

Newest first
  1. Rory Gillis KO/TKO R1 · 25 Apr 2026 · Fight League Atlantic 1,329
  2. Roman Tasone Submission R2 · 23 Jan 2025 · Battlefield Fight League 1,243
  3. Bilal Nasari KO/TKO R1 · 14 Jun 2024 · Havoc Fighting Championship 1,323

Fight history

11 bouts, newest first; amateur bouts are shaded. Hover a heading for what it means.
# Date Result Opponent Weight class Method Round Score Elo ± Opp Elo Odds Event
11 25 Apr 202631.2 yrs L2-3 Rory Gillis 4-1 · 33.7 yrs Catchweight KO/TKOGround & Pound R1 0.00 1,169→1,119 -50 1,329 – FLA 24: Fight League Atlantic Fight League Atlantic
10 4 Sep 202530.6 yrs W2-2 Dan Baxter 0-1 · 34.1 yrs Welterweight KO/TKOKO/TKO R14:23 1.00 1,083→1,169 +86 1,077 – BFL 84: Battlefield Fight League Battlefield Fight League
9 26 Apr 202530.2 yrs W1-2 Josh Fox 1-1 · 34.4 yrs Welterweight KO/TKOStrikes R311:06 1.00 994→1,083 +90 1,003 – Absolute MMA 6: Impact Absolute MMA
8 23 Jan 202529.9 yrs L0-2 Roman Tasone debut Welterweight SubFront Choke R25:29 0.00 1,034→994 -40 1,243 – BFL 82 - Battlefield Fight League: Night of Champions Battlefield Fight League
7 14 Jun 202429.3 yrs L0-1 Bilal Nasari 3-0 Lightweight KO/TKOKO/TKO R10:53 0.00 1,067→1,034 -33 1,323 – Havoc Fighting Championship 18 Havoc Fighting Championship
6 8 Feb 202429.0 yrs L3-3 Max Temmel 3-1 Lightweighttitle SubTriangle Choke R11:34 0.00 1,119→1,067 -52 1,191 – BFL 79: Battlefield Fight League Battlefield Fight League am
5 19 Oct 202328.7 yrs W3-2 Abdalla El-Hefnawi 1-2 Lightweight SubRear Naked Choke R24:39 1.00 1,046→1,119 +72 1,083 – BFL 78: Battlefield Fight League Battlefield Fight League am
4 9 Jun 202328.3 yrs L2-2 Dillon Foerster 3-0 Lightweighttitle KO/TKOKO/TKO R23:13 0.00 1,086→1,046 -40 1,231 +250→+155 BFL 77: Battlefield Fight League Battlefield Fight League am
3 30 Mar 202328.1 yrs W2-1 Flint Radatzke 3-4 Lightweight DecisionUnanimous R39:00 0.84 1,046→1,086 +40 1,020 – BFL 76: The Rebel vs. JT Money Battlefield Fight League am
2 2 Dec 202227.8 yrs W1-1 Marcus Rodriguez debut Lightweight DecisionUnanimous R39:00 0.84 985→1,046 +61 1,075 – Havoc Fighting Championship 15 Havoc Fighting Championship am
1 6 May 202227.2 yrs L0-1 Mulife Muchali debut · 25.7 yrs Welterweight KO/TKODoctor Stoppage R36:33 0.00 1,051→985 -66 1,051 – Mamba MMA - Mamba Fight League 10: Contenders Mamba Fighting Championship am