Jits.GG
TeamAcademy 231
TournamentGrappling Industries GRAND RAPIDS - Dec 2025
[ White / adult ]MT

River Slamkowski

Jits
1,180Prospect
~220 Jits to Advanced
-620Last event: Dec 13, 2025
#55,725
Overall
Top 61%
Percentile
#24,582
White Belt
Record
2-340% Win Rate
2 Wins3 Losses
L
L
W
W
L
2-3 Last 5

Fighter Intelligence

1 Tournaments
Medals
0Medals
across 1 tournaments
0% Gold Rate
Belt Avg 30%
Finishing Ability
100%
Subs
Submission 2
Points 0
Other 0
Belt Avg 32%
+68 pts vs belt avg

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Advanced Analytics

AI Calculated

Growth Trajectory

DVI
Holding Steady
Competitive — holding steady

Win Quality

Consistent
Clutch Score: -4.5%
2
Close Wins
3
Losses
5 matches analyzed

Format Split

GI SPECIALIST
5 Gi0 NoGi
Gi
2W-3L40%
NoGi
0W-0L—%
Sub Rate
Gi 40%NoGi 0%
40% win rate delta — Gi stronger

Segment Analysis

MaleWhite Belt41,645 Fighters
Comparing to 41,645 white belt fighters
Win Rate
40%avg 40%
AVG
Sub Rate
100%avg 32%
AVG
+68 pts vs avg
Gold Rate
0%avg 30%
AVG
-30 pts vs avg
What This Means

Win rate tracks at 40% for white belt. 5 matches and counting.

Tale of the Tape

Fighter History

5 matches
ResultMethodFighterJITSAcademyBracketVideoTournamentFormatDate
LSUB
Christian Mejia
2449-1720
Daniel Gracie Team Michigan
White
Gi Adult · White · Adult · -155 Lbs
GRAPGrappling Industries GRAND RAPIDS
GiDec 13, 2025
LSUB
Christian Mejia
2449-840
Daniel Gracie Team Michigan
White
Gi Adult · White · Adult · -155 Lbs
GRAPGrappling Industries GRAND RAPIDS
GiDec 13, 2025
WSUB
Jerrad Vanduser
1016+1140
Deep Water Grappling and Striking House
White
Gi Adult · White · Adult · -155 Lbs
GRAPGrappling Industries GRAND RAPIDS
GiDec 13, 2025
WSUB
Travis Sharp
1936+1880
313 BJJ
White
Gi Adult · White · Adult · -155 Lbs
GRAPGrappling Industries GRAND RAPIDS
GiDec 13, 2025
LSUB
Austyn Lipscomb
1933-1080
Deep Water Grappling and Striking House
White
Gi Adult · White · Adult · -155 Lbs
GRAPGrappling Industries GRAND RAPIDS
GiDec 13, 2025

From Academy 231

See all →
Jermall Lawson
5,400
14-0 · 71% SUB
Mariah Foster
4,321
15-0 · 67% SUB
Anthony Allen
4,057
34-2 · 85% SUB
Benton Pitts
3,930
9-5 · 100% SUB
Jaelyn Parsons
3,758
12-2 · 58% SUB
Jordan Moser
3,628
6-3 · 83% SUB
Lalo Gonzales
3,320
7-1 · 29% SUB
Braeden Kahl
3,274
10-0 · 30% SUB
Scouting Report
Data Sources
Matches5
Tournaments1
Medals-
Sources
GRAP
First MatchDec 2025
Last MatchDec 2025

Stats verified from completed tournaments only, may not represent a fighter's true record.

FloGrappling Videos

Elite fighters may have match videos on Flograppling. A subscription is required to view.

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About

River Slamkowski is a White belt competitor from Academy 231 in MT with an impressive 100% submission rate across 5 matches. With a 2-3 record, River Slamkowski has competed in 1 tournaments.

Frequently Asked Questions

River Slamkowski has a 2-3 competition record across 5 matches in 1 tournaments.
River Slamkowski is ranked #55725 overall and #24582 among White belt competitors on Jits.gg.
River Slamkowski trains at Academy 231 and competes as a White belt.
River Slamkowski has a 100% submission rate and a 40% win rate across 5 matches.
River Slamkowski is ranked #24582 among White belt competitors on Jits.gg.
River Slamkowski's current Jits rating is 1180. Use the Rating Simulator on River Slamkowski's profile to see how a win or loss against any opponent would affect their rating. Factors include opponent strength, match method (submission vs points), and margin of victory.