Jits.GG
TeamGracie Fighter
TournamentOrange County Winter Kids International Open IBJJF Jiu-Jitsu Championship 2026 - Mar 2026
[ grey / junior-2 ]CA

Rebel James Arimoto-maselli

Jits
1,190Prospect
~210 Jits to Advanced
-160Last event: Mar 1, 2026
#54,827
Overall
Top 61%
Percentile
#18,162
grey Belt
Record
2-340% Win Rate
2 Wins3 Losses
L
L
L
W
1-3 Last 5

Trophy Case

1 GoldIBJJF 1

Fighter Intelligence

5 Tournaments
Medals
4Medals
across 5 tournaments
Gold 1
Silver 1
Bronze 2
25% Gold Rate
Belt Avg 11%
What this means25% of tournament entries result in gold — 14 points above the belt average. Still building a medal collection at this level.
Finishing Ability
0%
Subs
Submission 0
Points 0
Other 0
Belt Avg 20%
-20 pts vs belt avg

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Advanced Analytics

AI Calculated

Growth Trajectory

DVI
Rebuilding Phase
Working through a challenging stretch
Growing faster than 17% of peers

Win Quality

Growing
Clutch Score: -9.2%
1
Close Wins
3
Losses
4 matches analyzed

Format Split

GI SPECIALIST
4 Gi0 NoGi
Gi
1W-3L25%
NoGi
0W-0L—%
25% win rate delta — Gi stronger

Segment Analysis

Femalegrey BeltAges 10-1129,089 Fighters
Comparing to 29,089 grey belt fighters
Win Rate
25%avg 30%
AVG
-5 pts vs avg
Sub Rate
0%avg 20%
AVG
-20 pts vs avg
Gold Rate
20%avg 11%
AVG
+9 pts vs avg
What This Means

Rebel is just getting started. Each tournament adds to the picture — too early for meaningful segment comparisons.

Tale of the Tape

Fighter History

4 matches
ResultMethodFighterJITSAcademyBracketVideoTournamentFormatDate
L-
Kalia Rae Paz
4081-160
AOJ
Grey
Junior 2 · Middle
IBJJFOrange County Winter Kids
GiMar 1, 2026
L-
Anika Zara Neuvert Rocha
1557-680
Ralph Gracie
Grey
Junior 2 · Light
IBJJFSacramento Winter Kids
GiFeb 22, 2026
L-
Ieva Asadullina Kim
3622-890
Baza
Grey
Junior 2 · Light
IBJJFLos Angeles Winter Kids
GiJan 31, 2026
W-
Mila Mayu Harvey
1108+1010
Carlson Gracie South Bay - Torra
Grey
Junior 2 · Light
IBJJFLos Angeles Winter Kids
GiJan 31, 2026

From Gracie Fighter

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Madison Vuong
2,253
24-11 · 50% SUB
Patrick Yurkov
Patrick Yurkov
2,191
5-3 · 60% SUB
Mackenzie Vuong
Mackenzie Vuong
1,852
14-7 · 64% SUB
Christopher James Adame
1,292
1-1 · 100% SUB
Reagan Vuong
Reagan Vuong
1,195
13-17 · 23% SUB
Maya Olivia Reinman
1,006
0-1 · 0% SUB
Scouting Report
Data Sources
Matches4
Placements5
Tournaments5
Medals🥇 1🥈 1🥉 3
Sources
IBJJF
First MatchJan 2026
Last MatchMar 2026

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

Rebel James Arimoto-maselli is a grey belt competitor from Gracie Fighter in CA in the early stages of their competition career. With a 1-3 record across 5 tournaments and 1 gold, 1 silver, 3 bronze medals.

Frequently Asked Questions

Rebel James Arimoto-maselli has a 1-3 competition record across 4 matches in 5 tournaments.
Rebel James Arimoto-maselli is ranked #54827 overall and #18162 among grey belt competitors on Jits.gg.
Rebel James Arimoto-maselli has earned 1 gold, 1 silver, 3 bronze medals across 5 tournaments.
Rebel James Arimoto-maselli trains at Gracie Fighter and competes as a grey belt.