TeamLEAD BJJ

TournamentADCC US Open - Orlando, FL - Nov 2025

[ grey / Youth ]

Mason Thomas Mahlock

Jits

5,821S-Tier

Top 0.1% of all rated fighters

-330Last event: Nov 14, 2025

#502

Overall

Top 1%

Percentile

#278

grey Belt

Record

34-587% Win Rate

34 Wins5 Losses

3-2 Last 5

Trophy Case

7 GoldGrappling Industries 5 · IBJJF 2

Premier

IBJJF CHICAGO SUMMER GIAug 10, 2025

IBJJF CHICAGO SPRING GIApr 6, 2025

All Tournaments

GRAPPLING INDUSTRIES DETROIT NO-GIOct 4, 2025

GRAPPLING INDUSTRIES DETROIT GIOct 4, 2025

GRAPPLING INDUSTRIES DETROIT GIJul 12, 2025

GRAPPLING INDUSTRIES GRAND RAPIDS GIApr 13, 2025

GRAPPLING INDUSTRIES GRAND RAPIDS NO-GIApr 13, 2025

The Roll Up

Upset ArtistNov 14, 2025

Beat Saleh Basim Halum by Unknown

ADCC US Open - Orlando, FLThe Roll Up →

Fighter Intelligence

7 Tournaments

Medals

9Medals

across 7 tournaments

Gold 7

Silver 1

Bronze 1

78% Gold Rate

Belt Avg 39%

What this means78% of tournament entries result in gold — 39 points above the belt average. Elite podium consistency — this fighter dominates their brackets.

Finishing Ability

73%

Subs

Submission 22

Points 7

Other 1

Belt Avg 63%

+10 pts vs belt avg

What this means73% of wins by submission — 10 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

Dominant

Dominant — winning at an elite level

Growing faster than 84% of peers

Win Quality

Giant Killer

Clutch Score: +26.3%

Close Wins

Exp. Wins

Losses

Best win: Beat Maxemiliano Oscar Vonrossum-perez (769 pts higher)

35 matches analyzed

Format Split

BALANCED

15 Gi20 NoGi

14W-1L93%

NoGi

17W-3L85%

Sub Rate

Gi 73%NoGi 55%

8% win rate delta — Gi stronger

Segment Analysis

Malegrey BeltAges 10-1129,089 Fighters

Comparing to 29,089 grey belt fighters

Win Rate

89%avg 63%

AVG

+25 pts vs avg

Sub Rate

73%avg 63%

AVG

+11 pts vs avg

Gold Rate

71%avg 39%

AVG

+33 pts vs avg

What This Means

Ranked #278 of 29,089 grey belts. 89% win rate, 73% submission rate across 35 matches.

Tale of the Tape

Fighter History

35 matches

Result	Method	Fighter	JITS	Academy	Bracket	Tournament	Format	Date
L	SUB	Davi Barbosa Spindola	5714-420	Jiujitsu4life Coral Springs	- 9-10 · Intermediate · 32kg	ADCCUS Open - Orlando	NoGi	Nov 14, 2025
W	PTS	Everett Brash	3071+30	Rubicon Jiu-jitsu and Self-defense	- 9-10 · Intermediate · 32kg	ADCCUS Open - Orlando	NoGi	Nov 14, 2025
W	-	Saleh Basim Halum	5998+290	Ground Control Palm Beach	- 9-10 · Intermediate · 32kg	ADCCUS Open - Orlando	NoGi	Nov 14, 2025
W	SUB	Barrett Zubke	2624+110	Vieira Jiu-jitsu	- 9-10 · Intermediate · 32kg	ADCCUS Open - Orlando	NoGi	Nov 14, 2025
L	SUB	Davi Barbosa Spindola	5714-340	Jiujitsu4life Coral Springs	- 9-10 · Intermediate · 32kg	ADCCUS Open - Orlando	NoGi	Nov 14, 2025
W	PTS	Marcelo Quijano	3392+140	Great Lakes Brazilian Jiu Jitsu	Grey No Gi Kids · Intermediate · 8 - 9 Years · -65 Lbs	GRAPGrappling Industries DETROIT	NoGi	Oct 4, 2025
W	DEC	Emad Charara	2140+80	Detroit Jiu-jitsu Syndicate	Grey No Gi Kids · Intermediate · 8 - 9 Years · -65 Lbs	GRAPGrappling Industries DETROIT	NoGi	Oct 4, 2025
W	SUB	James Mellema	3248+160	Psg	Grey No Gi Kids · Intermediate · 8 - 9 Years · -65 Lbs	GRAPGrappling Industries DETROIT	NoGi	Oct 4, 2025
W	SUB	Ali Merchant	1382+70	Detroit Jiu-jitsu Syndicate	Grey No Gi Kids · Intermediate · 8 - 9 Years · -65 Lbs	GRAPGrappling Industries DETROIT	NoGi	Oct 4, 2025
W	SUB	Ali Zeineddine	1027+40	Detroit Jiu-jitsu Syndicate	Grey No Gi Kids · Intermediate · 8 - 9 Years · -65 Lbs	GRAPGrappling Industries DETROIT	NoGi	Oct 4, 2025

From LEAD BJJ

Reece Willis Cerbolles

Kylie Jeanine Sorensen

3,522

38-12 · 61% SUB

Cameron Isaiah Gardner

Rival Fighters

Marcelo Quijano.jits

Great Lakes Brazilian Jiu Jitsu

H2H3-0

Scouting Report

LEAD BJJ →

Data Sources

Matches35

Placements9

Tournaments7

Medals🥇 7🥈 1🥉 1

Sources

ADCCGRAPIBJJF

First MatchApr 2025

Last MatchNov 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

Mason Thomas Mahlock is a Grey belt from LEAD BJJ in Houston, TX, ranked #436 globally with Prodigy tier status and 5 gold medals across 7 tournaments. His 89% win rate significantly exceeds the Grey belt average of 49%, and his 73% submission rate is well above the belt mean of 47%. He has posted multi-gold performances at Grappling Industries events in both Detroit and Grand Rapids.

He carries 18 competitive wins in 35 matches, with his best rated win over Maxemiliano Oscar Vonrossum-perez at a +759 rating gap. His DVI trend is dominant at the 87th percentile. He competes across ADCC, Grappling Industries, and Tap Cancer Out, with 20 no-gi matches slightly outpacing 15 gi matches and a stronger no-gi rating of 3880.

Frequently Asked Questions

Mason Thomas Mahlock has a 31-4 competition record across 35 matches in 7 tournaments.

Mason Thomas Mahlock is ranked #502 overall and #278 among grey belt competitors on Jits.gg.

Mason Thomas Mahlock has earned 7 gold, 1 silver, 1 bronze medals across 7 tournaments.

Mason Thomas Mahlock trains at LEAD BJJ and competes as a grey belt.

Mason Thomas Mahlock has a 73% submission rate and a 89% win rate across 35 matches.

Mason Thomas Mahlock is ranked #278 among grey belt competitors on Jits.gg.

Mason Thomas Mahlock's current Jits rating is 5821. Use the Rating Simulator on Mason Thomas Mahlock'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.