Grimm Koller
29 matches · 11 won · 18 lost · 0 with video
NAGA Nashville Grappling Championship 2026-03-28
🥇 1st Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years · 🥇 1st Children Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years
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Won
vs Emilio Metcalf
(Midtown Krav Maga)
Children Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years · Round 3 · submission
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Won
vs Eden Marshall
(Vigilance Jiu-Jitsu)
Children Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years · Round 2 · submission
-
Won
vs Emilio Metcalf
(Midtown Krav Maga)
Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years · Round 3 · submission
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Won
vs Eden Marshall
(Vigilance Jiu-Jitsu)
Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years · Round 1 · submission
Newbreed Nashville Fall Championship 2025-09-20
🥈 2nd Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Cruiserweight (116-125 lbs.) / 2 - 5 Years · 🥈 2nd Youth 2- No-Gi CO-ED Division / 12-13 years / Intermediate / Cruiserweight (116-125 lbs.) / 2 - 5 Years
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Lost
vs Gunner Daly
(Team Shawn Hammonds)
Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Cruiserweight (116-125 lbs.) / 2 - 5 Years · Round 3 · submission
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Won
vs Piper Woolman
(Renzo Gracie Nashville)
Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Cruiserweight (116-125 lbs.) / 2 - 5 Years · Round 1 · submission
-
Lost
vs Gunner Daly
(Team Shawn Hammonds)
Youth 2- No-Gi CO-ED Division / 12-13 years / Intermediate / Cruiserweight (116-125 lbs.) / 2 - 5 Years · Round 2 · submission
-
Lost
vs Gunner Daly
(Team Shawn Hammonds)
Youth 2- No-Gi CO-ED Division / 12-13 years / Intermediate / Cruiserweight (116-125 lbs.) / 2 - 5 Years · Round 1 · submission
The 2025 Nashville Summer Games 2025-08-16
🥈 2nd Teens Gi >> GreyBlack >> 13 yrs >> Under 125 lbs · 🥈 2nd Teens No-Gi >> Intermediate-Advanced >> 11-13 yrs >> Under 125 lbs [E1]
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Won
vs Tom Doyle
(One Nation Jiu Jitsu)
Teens No-Gi >> Intermediate-Advanced >> 11-13 yrs >> Under 125 lbs [E1] · Round 3 · submission
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Lost
vs Gunner Daly
(Team Shawn Hammonds)
Teens No-Gi >> Intermediate-Advanced >> 11-13 yrs >> Under 125 lbs [E1] · Round 2 · submission
-
Lost
vs Elijah Riggs
(Vigilance Jiu-Jitsu)
Teens Gi >> GreyBlack >> 13 yrs >> Under 125 lbs · Round 3 · submission
-
Won
vs Elijah Riggs
(Vigilance Jiu-Jitsu)
Teens Gi >> GreyBlack >> 13 yrs >> Under 125 lbs · Round 2 · points
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Lost
vs Elijah Riggs
(Vigilance Jiu-Jitsu)
Teens Gi >> GreyBlack >> 13 yrs >> Under 125 lbs · Round 1 · points
The 2025 Nashville Spring Games 2025-04-26
🥈 2nd Kids/Teens Gi >> GreyWhite-GreyBlack >> 12-13 yrs >> Under 100 lbs · 🥈 2nd Kids/Teens No-Gi >> Beginner-Intermediate >> 12-13 yrs >> Under 105 lbs
-
Lost
vs Mallie Willis
(Phoenix MMA and Fitness)
Kids/Teens Gi >> GreyWhite-GreyBlack >> 12-13 yrs >> Under 100 lbs · Round 2 · submission
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Lost
vs Mallie Willis
(Phoenix MMA and Fitness)
Kids/Teens Gi >> GreyWhite-GreyBlack >> 12-13 yrs >> Under 100 lbs · Round 1 · submission
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Lost
vs Kruz Blackwell
(Fight Zone JiuJitsu TN)
Kids/Teens No-Gi >> Beginner-Intermediate >> 12-13 yrs >> Under 105 lbs · Round 2 · submission
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Lost
vs Kruz Blackwell
(Fight Zone JiuJitsu TN)
Kids/Teens No-Gi >> Beginner-Intermediate >> 12-13 yrs >> Under 105 lbs · Round 1 · points
NAGA Nashville Grappling Championship 2025-03-29
🥈 2nd Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years group -2 · 🥉 3rd Children Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · 🥈 2nd Children No-Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years
-
Lost
vs Aeden Boothby
(Arsenal Combat Sports Club)
Children Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · Round 2 · points
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Won
vs Gunnar Stewart
(Valhalla Jiu Jitsu & MMA)
Children Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · Round 1 · points
-
Lost
vs Connor Davis
(Iron Knights Grappling)
Children No-Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · Round 3 · submission
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Lost
vs Connor Davis
(Iron Knights Grappling)
Children No-Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · Round 2 · submission
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Won
vs Connor Davis
(Iron Knights Grappling)
Children No-Gi (Male) / Intermediate / 100 - 109.9 / 12-13 years · Round 1 · points
-
Lost
vs Gunnar Stewart
(Valhalla Jiu Jitsu & MMA)
Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years group -2 · Round 2 · submission
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Lost
vs Gunnar Stewart
(Valhalla Jiu Jitsu & MMA)
Children No-Gi (Male) / Intermediate / 110 - 124.9 / 12-13 years group -2 · Round 1 · points
Grappling X 3/9/2025 Las Vegas Jiu Jitsu Championships 2025-03-09
🥇 1st Jiu Jitsu Gi-- Youth Divisions / 11-12 Years old / Male / White & Grey / 100.1 - 110 Lbs 11-12 Years old
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Won
vs Roman Maravilla
(CASCAO JIU JITSU)
Jiu Jitsu Gi-- Youth Divisions / 11-12 Years old / Male / White & Grey / 100.1 - 110 Lbs 11-12 Years old · Round 3 · submission
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Won
vs Theodore Kim
(Vills Bros BJJ)
Jiu Jitsu Gi-- Youth Divisions / 11-12 Years old / Male / White & Grey / 100.1 - 110 Lbs 11-12 Years old · Round 1 · points
Newbreed Nashville Spring Championship 2024-05-11
🥈 2nd Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Lightfeatherweight (76-85 lbs.) Consolation
-
Lost
vs Raphael Pesce
(ATOS Atlanta)
Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Lightfeatherweight (76-85 lbs.) Consolation · Round 2 · submission
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Lost
vs Raphael Pesce
(ATOS Atlanta)
Youth 2- Gi CO-ED Division / 12-13 years / Solid Grey or Grey w/Black / Lightfeatherweight (76-85 lbs.) Consolation · Round 1 · submission
NAGA Nashville Grappling Championship 2024-04-06
🥉 3rd Children Gi (Male) / Intermediate / 80 - 89.9 / 10-11 years
-
Lost
vs Mallie Willis
(Phoenix MMA and Fitness)
Children Gi (Male) / Intermediate / 80 - 89.9 / 10-11 years · Round 1 · submission
Teams
- Blackthorn BJJ 2 events, last 2026-03-28
- Gracie Barra Tennessee 4 events, last 2025-09-20
- TBJJA 8 events, last 2025-04-26
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