Arianna “raptor” Rivero profile photo
TournamentThe Worlds 2026 Gi - May 2026
[ grey / Youth ]CA

Arianna “raptor” Rivero

Jits
3,964Prodigy
~1,136 Jits to S-Tier
-850Last event: Dec 6, 2025
#2,288
Overall
Top 3%
Percentile
#1,236
grey Belt
Record
38-883% Win Rate
38 Wins8 Losses
L
W
L
W
W
3-2 Last 5

Trophy Case

12 GoldJJWL 12

The Roll Up

Weekend MVPMar 2, 2025

Tournament MVP (2-0) — 2 SUB, +1560 Jits

Phoenix IX NoGi YouthThe Roll Up →
Best WinMar 2, 2025

Biggest win over Aubrey Elise Parker by Submission

Phoenix IX NoGi YouthThe Roll Up →

Fighter Intelligence

32 Tournaments
Medals
19Medals
across 32 tournaments
Gold 12
Silver 6
Bronze 1
63% Gold Rate
Belt Avg 32%
What this means63% of tournament entries result in gold31 points above the belt average. Elite podium consistency — this fighter dominates their brackets.
Finishing Ability
63%
Subs
Submission 24
Points 14
Other 0
Belt Avg 60%
+3 pts vs belt avg
What this means63% of wins by submission3 points above the belt average. This fighter has elite finishing ability for their rank.

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Advanced Analytics

AI Calculated

Growth Trajectory

DVI
Building Momentum
Winning more than losing — building momentum
Growing faster than 3% of peers

Win Quality

Giant Killer
Clutch Score: +27.1%
34
Close Wins
4
Exp. Wins
8
Losses
Best win: Beat Aubrey Elise Parker (2647 pts higher)
46 matches analyzed

Format Split

BALANCED
19 Gi27 NoGi
Gi
15W-4L79%
NoGi
23W-4L85%
Sub Rate
Gi 42%NoGi 59%
6% win rate delta — NoGi stronger

Segment Analysis

Femalegrey BeltAges 12-1329,089 Fighters
Comparing to 29,089 grey belt fighters
Win Rate
83%avg 59%
AVG
+24 pts vs avg
Sub Rate
63%avg 60%
AVG
+3 pts vs avg
Gold Rate
38%avg 32%
AVG
+6 pts vs avg
What This Means

Ranked #1236 of 29,089 grey belts. 83% win rate, 63% submission rate across 46 matches. 11-tournament podium streak.

Tale of the Tape

Next Tournaments

Fighter History

46 matches
ResultMethodFighterJITSAcademyBracketVideoTournamentFormatDate
LPTS 2-2
3718-400
Checkmat Upland
Grey
JR Teen · 80-89
GiDec 6, 2025
WPTS 2-0
2737+90
San Diego Judo and Jiujitsu
Grey
JR Teen · 80-89
GiDec 6, 2025
LSUB 2-0
3334-650
Ufc Huntington Beach
Grey
JR Teen · 80-89
NoGiDec 6, 2025
WPTS 4-0
2737+110
San Diego Judo and Jiujitsu
Grey
JR Teen · 80-89
NoGiDec 6, 2025
WSUB 0-0
1973+60
Patriot Martial Arts
Grey
JR Teen · 80-89
NoGiNov 16, 2025
WSUB 10-0
1973+70
Patriot Martial Arts
Grey
JR Teen · 80-89
GiNov 16, 2025
LPTS 0-12
3703-580
Gracie Barra Chandler
Grey
JR Teen · 80-89
GiNov 16, 2025
WSUB 2-0
6611+390
Refuge BJJ
Grey
JR Teen · 80-89
NoGiOct 4, 2025
WSUB 9-0
2453+150
Acevedo Jiu-jitsu
Grey
JR Teen · 80-89
NoGiOct 4, 2025
WSUB 3-0
1121+40
Atos HQ
Grey
JR Teen · 80-89
NoGiOct 4, 2025

From Stoa Jiu Jitsu

See all →
Scouting Report
Data Sources
Matches46
Placements22
Tournaments32
Medals🥇 12🥈 6🥉 1
Sources
JJWL
First MatchJan 2025
Last MatchDec 2025

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

FloGrappling Videos

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Similar Fighters

About

Arianna "raptor" Rivero is a Grey belt from Peerless (CA) with 12 gold medals across 21 tournaments and an 83% win rate that nearly doubles the 50% belt average. Her 63% submission rate ranks in the top 3% of Grey belts—18 points above the 45% belt standard—establishing her as a finishing specialist. The 1893-point gap in her best win over Aubrey Elise Parker demonstrates her ability to compete against significantly higher-rated opposition.

Rivero has secured 38 competitive wins against higher-rated opponents, with a JITS rating of 3414 placing her in the 97th percentile at her belt level. Her no-gi rating of 3025 substantially outpaces her gi rating of 1965 across 27 and 19 matches respectively, revealing a clear format preference. Development velocity sits at -153.7 pts/month (4th percentile DVI), indicating a cooling trend despite her elite status, and she competes exclusively in JJWL-sanctioned events.

Frequently Asked Questions

Arianna “raptor” Rivero has a 38-8 competition record across 46 matches in 32 tournaments.
Arianna “raptor” Rivero is ranked #2288 overall and #1236 among grey belt competitors on Jits.gg.
Arianna “raptor” Rivero has earned 12 gold, 6 silver, 1 bronze medals across 32 tournaments.
Arianna “raptor” Rivero trains at Stoa Jiu Jitsu and competes as a grey belt.
Arianna “raptor” Rivero has a 63% submission rate and a 83% win rate across 46 matches.
Arianna “raptor” Rivero is ranked #1236 among grey belt competitors on Jits.gg.
Arianna “raptor” Rivero's current Jits rating is 3964. Use the Rating Simulator on Arianna “raptor” Rivero'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.