Techniques RSS
- All
- "Home-Jitsu"
- 1 Jiu-Jitsu Expo
- 141
- 15th US Open
- 1970s
- 1996
- 1st Annual Salinas Open BJJ Championship
- 1st Copa Bela
- 1st North Carolina FUSION Seminar
- 1st Nova União Invitational
- 1st Pan-Americano ADCC
- 1st Qualify ADCC
- 1st World Jiu-Jitsu Expo
- 1ª World Jiu-Jitsu Expo
- 1º Mundial Master & Seniors
- 1º Pan-Americano ADCC
- 1º Qualify ADCC
- 2002 Worlds
- 2009
- 2009 No-Gi Pan
- 2010
- 2010 Europeans
- 2010 Northwest Submission Challenge
- 2010 Pan
- 2010 Pan-Ams
- 2010 Worlds
- 2011
- 2011 Arizona Brazilian Jiu-Jitsu State Championship
- 2011 Arizona JJ State Championship
- 2011 Southwest Classic
- 2011 Worlds
- 2012
- 2012 Arizona Open
- 2012 Pan
- 2012 Worlds
- 25th Bercy Martial Arts Festival
- 2nd Arizona Fusion Seminar
- 2nd Inspire
- 2nd Southwest Classic
- 2nd Tampa Fusion Seminar
- 3rd American Cup
- 3rd Southwest Classic
- 49ers
- 4th American Cup
- 4th Arizona Kids Cup
- 5 American Cup
- 5 mil reais
- 50 anos
- 50-50 guard
- 50-year-olds
- 50/50
- 50/50 guard
- 503 West Coast Jiu-Jitsu
- 5th
- 5th American Cup
- 5th American Cup. Claudio Franca
- 5th Arizona International Open
- 5th Arizona International Open of Brazilian Jiu-Jitsu
- 5th Arizona Open
- 5th AZ International BJJ Open
- 5th AZ International Open
- 5ª American Cup
- 69
- 6th Arizona International Open
- 6th Arizona Open
- 6th Arizona State BJJ Open
- 6th Indonesian Submission Championship
- 6th Motorone Open
- 7th Arizona International Open
- 7th Arizona State Championship
- @_graciemag_br
- A&E
- A-Team
- A.J. Vaa
- AABB
- Aaron Miller
- Aaron Rosa
- Aaron Simpson
- ABC BJJ
- ABC Paulista
- ABCBJJ
- ABCs
- abdome
- abdominal
- abdominals
- Abdullah II
- Abi-Rihan
- ABL
- Abmar Barbosa
- ABMN
- abs
- absolute
- Absolute final Worlds 2008
- absoluto
- Abu Dhabi
- Abu Dhabi FC
- Abu Dhabi Fight Championship
- Abu Dhabi Fighting Championship
- Abu Dhabi Nationals
- Abu Dhabi Pro
- Abu Dhabi Pro Trials
- Abu Dhabi Sport TV
- Abu Dhabi Trials
- Abu Dhabi World Professional Jiu-Jitsu Cup
- academia
- Academia Atitude
- Academia Delfim
- Academia Dojô
- Academia Nine Nine
- Academia Renzo Gracie
- Academia Ryan Gracie
- academy
- açaí
- Ação e Reação outreach project
- Ação e Reação social project
- Accident
- Acelino Popó
- acidente
- Acima de 99kg
- Acworth
- Adam Kayoom
- Adam Schindler
- Adam Shahir Kayoom
- ADCC
- ADCC 1999
- ADCC 2000
- ADCC 2001
- ADCC 2003
- ADCC 2005
- adcc 2007
- ADCC 2008
- ADCC 2009
- ADCC 2011
- ADCC 2011 brackets
- ADCC 2011 trials
- ADCC 2011 tryouts
- ADCC 2012
- ADCC 2013
- ADCC Barcelona
- ADCC Brasil
- ADCC Brazil
- ADCC Brazil Trials
- ADCC Brazil tryouts
- ADCC coverage
- ADCC Trials Brazil
- ADCC U.S. trials
- ADCGM
- Adem Redzovic
- Ademir Oliveira
- ADFC
- ADFC 2
- Adidas
- Adil Makroum
- Adilson Bita
- Adilson Bitta
- Adilson Higa
- Adilson Maguila
- Adilson Souza
- Admilson Brites
- administração de escolas
- adolescentes
- Adrenaline MMA
- Adriana Gracie
- Adriano Lima
- Adriano Marins
- Adriano Martins
- Adriano Silva
- Adult
- Advanced Curriculum 2-DVD set
- advantage
- advantages
- adventure
- advice
- AFBJJ
- AFC
- AFC 6
- Affliction
- Afghanistan
- AFO
- AFOC Ramadan Games Open Sports Festival
- Africa
- Aguinaldo Silva
- Ahmad Al Ammar
- Ahmad Al Ketbi
- Ailson "Jucao" Brites
- Ailton Barbosa
- Air Force
- AJ Fonseca
- ajuste
- AKA
- Akhmed Sultanov
- Akihiro Gono
- Akiyama
- Ako Harper
- Al Adel School
- Al Iaquinta
- Alagoas
- Alan Belcher
- Alan Chatuba
- Alan Finfou
- Alan Goes
- Alan Maravilha
- Alan Moraes
- Alan Nascimento
- Alan Oliveira
- Alaska
- Albert Crane
- Albert Hugues
- Albert Kraus
- Alberta
- Alberto Crane
- Alberto Emiliano
- Alcides Gigghia
- Aldo Batista
- Aldo batista BJJ
- Aldo Caveirinha
- Aldo Januario
- Aldo Junior
- Ale
- Alec Baulding
- Alejandro Mandarina
- Alejandro Mndarina
- Aleksander Emelianenko
- Alemanha
- Alessandro "Alemão" Steffen
- Alessandro Federico
- Alessandro Pitbull
- Alessandro Zoio
- Alessio Sakara
- Alex "Negao" Paz
- Alex Caceres
- Alex Centner
- Alex Chaves
- Alex Crispim
- Alex Crispin
- Alex Davis
- Alex Gazé
- Alex Kask
- Alex Machado
- Alex Monsalve
- Alex Negão
- Alex Paes
- Alex Soto
- Alexa Britto
- Alexander Andreotti
- Alexander Crispim
- Alexander Emelianenko
- Alexander Gustafsson
- Alexander Shlemenko
- Alexander Trans
- Alexandre "Dande" Santos
- Alexandre "Soca" Carneiro
- Alexandre Bai
- Alexandre Baixinho
- Alexandre Batatinha
- Alexandre Cacareco
- Alexandre Café
- Alexandre Carneiro
- Alexandre Cavalieri
- Alexandre Ceconi
- Alexandre Dande
- Alexandre de Souza
- Alexandre Machado
- Alexandre Marciano
- Alexandre Moreira
- Alexandre Nielsen
- Alexandre Padilha
- Alexandre Paiva
- Alexandre Pantoja
- Alexandre Pequeno
- Alexandre Pimentel
- Alexandre Pinheiro
- Alexandre Popó
- Alexandre Pulga
- Alexandre Ribeiro
- Alexandre Ribeiro. Gracie Sydney
- Alexandre Sagat
- Alexandre Salim
- Alexandre Soca
- Alexandre Souza
- Alexandre Trans
- Alexandre Vaca
- Alexandre “Gigi” Paiva
- Alexandro Ceconi
- Alexis Davis
- Alexis Dufresne
- alfabetização
- Ali Ahli
- Ali Monfaradi
- Ali Saleh
- Alice Cooper
- Alicia Anthony
- alimentação
- Aline Serio
- Alistair
- Alistair Overeem
- Alistair Overeem e Anthony Johnson.
- Alistar Overeem
- All Star
- All Star 2012
- All Star Tournament
- Allen Gibson
- Allen Mohler
- Alliance
- Alliance Arctic Jiu-Jitsu
- Alliance Artic
- Alliance Atlanta
- Alliance Bahrain
- Alliance Bragança Paulista
- Alliance Campinas
- Alliance Charlotte
- Alliance Cup
- Alliance Ecuador
- Alliance Exchange Program
- Alliance Floripa
- Alliance Greenville
- Alliance Hellas
- Alliance LA
- Alliance Leblon
- Alliance Miami
- Alliance NYC
- Alliance Pennsylvania
- Alliance Tallahassee
- Alliance Texas
- Almicar Mica Cipil
- Almogavers 3
- Aloha State Championship
- Aloísio Dado
- alongamento
- Alpha Male
- Altas Horas
- Alvaro Bobadilla
- Alvaro Fontes
- Alvaro Mansor
- Alvaro Mansur
- Álvaro Romano
- Alvino Torres
- Amal Easton
- Amam
- Amanda Nunes
- Amanda Wilson
- Amapá
- Amar Suloev
- Amarillo
- amarração
- amarrão
- Amateur Boxing World Championship
- Amaury Bitetti
- Amazon
- Amazon CheckMat
- Amazon Fight
- Amazon Forest
- Amazon Forest 1
- Amazon Forest results
- Amazon rain forest
- Amazon Show Combate
- Amazonas
- Amazônia
- Ambev
- Amelio Arruda
- America Cup
- América do Sul
- América FC
- American Cup
- American Cup 2010
- American Cup 2011
- American Cup 5
- American football
- American Jiu-Jitsu
- American Kickboxing
- American Kickboxing Academy
- American National
- American National 2010
- American National 2011
- American National No-Gi Jiu-Jitsu Championship 2010
- American Nationals
- American Nationals 2010
- American Nationals 2011
- American Nationals 2011 results
- American Nations 2010
- American No-Gi Nationals
- American No-Gi Nationals 2010
- American No-Gi Nationals 2011
- American Senate
- American Top Team
- americana
- americana na guarda
- americanfighter.com
- Amilcar Alves
- Amilcar Alvez
- Amir Sadollah
- amizade
- Amman
- Amman Jordan
- Amnaury Bitetti
- amputação
- amputation
- Amsterdam
- Ana Carolina
- Ana Carolina Lebre
- Ana Carolina Srour
- Ana Carolina Vidal
- Ana Carolina Vieira
- Ana Hissa
- Ana Kelly Almeida
- Ana Laura
- Ana Laura Cordeiro
- Ana Maria Índia
- Ana Michelle Tavares
- anaconda choke
- ander Emelianenko
- Anderson Dentão
- Anderson Pereira
- Anderson Silva
- Anderson Silvério
- Anderson Siva
- Anderson Smith
- André Bastos
- André Bottino
- Andre Chatuba
- Andre Dedeco Almeida
- Andre Dida
- André Félix
- André Fernande
- André Fernandes
- André Galo
- André Galvão
- Andre Glodizinski
- Andre Glodzinski
- Andre Gusmao
- Andre Marola
- André Mikito
- André Monteiro
- André Negão
- André Nogueira
- André Pederneiras
- andre Souza
- André Terêncio
- André Vaughn
- Andre Winner
- Andrea Baggio
- Andrea Verdemare
- Andreh Anderson
- Andrei Arlovski
- Andressa Correia
- Andrew McInnes
- Andrew Tigrão
- Andrews Nakahara
- Andrews Tigrão
- Andrezinho Nogueira
- Android
- Andy Main
- Andy Ologun
- Andy Roberts
- Andy Roberts BJJ
- Andy Souwer
- Angela Sauermann
- Angela Wilson
- Angelica Galvão
- Angelo Guerrero Barden
- Angola
- animals
- Anistávio Gasparzinho
- Ankle Lock
- Ann Arbor
- Ann Arbour BJJ
- Ann Arbour JJ
- Anselmo Gomes
- Anteaters
- Anthony Johnson
- Anthony Jones
- Anthony Njokuani
- Anthony Perosh
- Anthony Pettis
- Anthony Rea
- Anthony Ruiz
- Anthony Smith
- Anthony Waldburger
- antidoping
- antioxidants
- Antonio Banuelos
- Antonio Barbosa
- Antonio Bezerra
- Antônio Borges
- Antonio Braga
- Antonio Braga Neto
- Antonio Cara de Sapato
- Antonio Carlos
- Antonio Carlos Cara de Sapato
- Antonio Inoki
- Antonio McKee
- Antonio Pedro
- Antonio Peinado
- Antonio Pezão
- Antonio Roberto
- Antonio Samuray
- Antonio Sérgio
- Antonio Sérgio Canudo
- antonio silva
- Antônio Tenório
- Antony Rea
- Antwain Britt
- Aoqui family
- apagar
- Aparecido Bil
- Aparecido Bill
- aposentadoria
- app
- aprenda
- aprender
- April
- April Fools
- aquecimento
- Áquila Lanza
- Aquiles Campos
- Ara Meridian
- Arab Cup for Kids
- Aracaju
- Araruama Jiu-Jitsu
- Arashi Do
- Arashi Do Martial Arts
- arbitragem
- árbitro
- Argentina
- Ari Farias
- Ari Galo
- Ari Santos
- Arianny Celeste
- Ariel Helwani
- Arizona
- Arizona BJJ State Championship
- Arizona Brazilian Jiu-Jitsu State Championship
- Arizona Brazilian Jiu-Jitsu State Championship 2011
- Arizona Combat Sports
- Arizona International Open 2012
- Arizona Kids Cup
- Arizona Open
- Arizona Open 2010
- Arizona State Brazilian Jiu-Jitsu Championship 2010
- Arizona State Brazilian Jiu-Jitsu Federation
- Arizona State Championship
- Arizona State Championship 2010
- Arizona State Championship 2011
- Arizona State Federation
- arkansas
- Arlisson Kiki
- arm bar
- Arm Drag
- Arm Triangle
- arm-and-neck choke
- arm-triangle
- arma
- armadilha
- Armageddon Fighting Championship
- Armando Basulto
- armbar
- armbar defense
- armdrag
- Armed Forces Officers' Club
- armlock
- armlock duplo
- armlock invertido
- armlock voador
- Armlocks
- armor
- Armory
- Army
- Army Rangers
- Arnaldo de Oliveira
- Arnaud Lepont
- Arnold's Classic
- Art Jimmerson
- Art of Fighting
- Art of Fighting 7
- Art of War
- Arte Suave
- artes marciais
- Arthur Estrázulas
- Arthur Gogó
- Arthur Ruff
- Arthur Virgílio
- Arts Mars
- Artur Mariano
- Aruba
- Ary Faria
- Ary Farias
- Ary Galo
- Aryzinho Farias
- ASC
- Ases BJJ
- Ases JJ
- Ashton Kutcher
- Asia
- Asian Championship
- Asian Championship 2010
- Asian Cup
- Asian Open
- Asian Open 2010
- Asian Open Cup
- Asian Open Cup 2011
- Asian Super Cup
- Asiático 2010
- Asle
- assalto
- assinante
- assinar
- assinatura
- Associação Monteiro
- Assuério Silva
- Astra
- Ataíde Jr
- Ataide Junior
- ataque
- ataque de costas
- ataque do lado
- Ataque Duplo
- ataque mútiplo
- ataque nas costas
- ataque pelas costas
- Até 77kg
- Até 88kg
- Até 99kg
- Atenas-2004
- Athens
- Athens 2004
- Athletic Commission
- Atila
- Átila Lourenço
- Atlanta
- Atlantic City
- Atlântico Sul
- Atos
- Atos JJ San Diego
- Atos San Diego
- ATT
- ATT Connecticut
- ATT Florida
- ATT Vero Beach
- attack
- Attack BJJ
- Attack Team
- Attos
- audience
- audiência
- Augusto Ferrari
- Augusto Mendes
- Augusto Queixinho
- Augusto Tanquinho
- Augusto Tanquino
- Augusto Tio Chico
- aula
- Aurélio Fernandes
- Aurelio Gallegos
- Austin
- Australia
- Australian Open
- Austria
- auto-defesa
- autoconfiança
- autoconhecimento
- autodefesa
- autodesenvolvimento
- Ava Belcher
- Avaí
- Avatar
- Aventura
- avi Ramos
- Avi Rubin
- Award
- Axis JJ
- Ayrton Senna
- AZBJJF
- Azerbaijan
- Azerbaijão
- AZSBJJF
- B.J. Penn
- B9 (Barbosa JJ)
- Babalu
- back attack
- back control
- back defense
- back mount
- back pain
- back take
- back-control defense
- Bad Boy
- Badr Hari
- Bae Young Kwon
- Baga Agaev
- Bahia
- Bahrain
- baiana
- Baixada Fluminense
- Bakhtiyar Arzumanov
- balance
- Bali
- Bamma
- BAMMA 5
- Bamma 6
- Banana Split
- Bangalore
- Bangu
- Banha
- banned substances
- bantamweight
- bar workout
- Barack Obama
- Barbosa
- Barbosa Jiu-Jitsu
- Barcelona
- Bardia Rahim
- Baret Yoshida
- Barra da Tijuca
- Barra Santa Barbara
- Bart Palaszewski
- Barzil 021
- Bas Rutten
- base
- Base Jiu-Jitsu
- base técnica
- baseball
- Baseball bat
- básico
- basics
- basketball
- basquete
- Bastien Huveneers
- Basulto Academy
- Batman
- Baton Rouge
- Battle In The Panhandle
- Bauru
- Bayonne
- Baywatch
- BBC
- BC Open
- BCFC
- Beatriz Mesquita
- Bebeo Duarte
- beets
- beginners
- Beija-Flor
- Beijing
- Beijing 2008
- beijo
- beijo no MMA
- Beirut
- beisebol
- beldade
- Belem
- Belém do Pará
- beleza
- Belgium
- Bellator
- Bellator 14
- Bellator 37
- Bellator 38
- Bellator 39
- Bellator 41
- Bellator 42
- Bellator 44
- Bellator 46
- Bellator 47
- Bellator 49
- Bellator 51
- Bellator 51 results
- Bellator 52
- Bellator 53
- Bellator 54
- Bellator 56
- Bellator 57
- Bellator 58
- Bellator 59
- Bellator 68
- Bellator GP
- Belo Horizonte
- belt
- Belt Ceremony
- belt requirements
- Ben Askren
- Ben Baxter
- ben henderson
- Ben Rothwell
- Ben Saunders
- Ben Sims
- benefícios
- benefit seminars
- benefits
- Beneil Dariush
- Benjamin Sample
- Benson Henderson
- berimbolo
- Berlin
- Bernard Hopkins
- Bernard Rajzman
- Bernardinho
- Bernardo Faria
- Bernardo Farias
- Bernardo Magalhaes
- Bernardo Pitel
- Bernardo Trekko Magalhães
- Besouro Mangangá
- best Jiu-Jitsu academy
- Best of the Best
- Best of the Best 17
- best submissions
- Best Way BJJ
- Beston Gracie Jiu Jitsu
- Betão
- beterraba
- Beto Barros
- Beto Ferreira
- Beto Leitão
- Bia Mesquita
- Bianca Andrade
- Bianca Barreto
- Bibiano
- Bibiano Fernandes
- bicep crunch
- Bicep Lock
- Biella
- Big Apple Open
- Big Bear
- Big Brother
- Big Brothers
- Big Dog
- Big John McCarthy
- Big John McCarthy’s Ultimate Training Academy
- Big Mac
- Bill Cooper
- Bill Storm
- Billy Denney
- Billy Fletcher
- Billy Hofacker
- Billy Scheibe
- Biography Channel
- Bios
- birimbolo
- Birmingham
- birthday
- Bitetti Combat
- Bitetti Combat 10
- Bitetti Combat 5
- Bitetti Combat 6
- Bitetti Combat 7
- Bitetti Combat 8
- Bitetti Combat 9
- Bitetti Combat Cup
- Bitetti Combat Rocinha
- Bitetti Conbat
- Bitetti Team
- Bitteti Combat
- bizarre
- bizarro
- BJ Penn
- BJJ
- BJJ Barra Brothers
- BJJ British Open
- BJJ Center
- BJJ Conquest
- BJJ Globetrotter
- BJJ Lyon
- BJJ Photographer
- BJJ photography
- BJJ Professional Cup
- BJJ Revolution
- BJJ Revolution Team
- BJJ School UK
- Bjorn Rebney
- BKF
- black belt
- black belt absolute
- Black Belt de Surfe
- Black Belt Surf Challenge
- Black Belt Surf Challenge 2010
- black belts
- Black House
- Black widow
- Blackberry
- Blackzilians
- Blagoy Ivanov
- Blayne Barlow
- blind
- Blog
- Blog GRACIEMAG at the Pan Blog
- Blog GRACIEMAG no ADCC
- Blog Graciemag no Mundial
- Blog Graciemag no Pan de Jiu-Jitsu
- Blood Brothers
- bloopers
- blue belt
- boa causa
- boa forma
- Bob Anderson
- Bob Sapp
- Bobby Voelker
- Boca Raton
- Bochecha
- bodyguard
- Boise
- bolo
- bolsas
- Bombaim
- Bombay
- Bon Sai
- Bon-sai Academy
- boneco
- Bones
- bons hábitos
- Bonsai
- bonus
- book
- Books
- Books-A-Million
- bookstores
- BOPE
- Borel
- Borhan Atassi
- Boston
- Boston Open
- Boston Open 2011
- botafogo
- Bow and Arrow Choke
- bow-and-arrow choke
- boxe
- boxe tailandês
- Boxe Thai
- Boxing
- boxing children
- boxinge
- Boy Scouts
- Bozzano
- Brabo choke
- brackets
- Brad Blackburn
- Brad Court
- Brad Parker
- Brad Pickett
- Brad Tavares
- Braddock
- Braden Bice
- Braga Neto
- brain
- Brainstorm
- Brandon Bender
- Brandon Heltzler
- Brandon Hetzler
- Brandon Mullin
- Brandon Mullins
- Brandon Russel
- Brandon Vera
- Brasa
- Brasa Mexico DF
- Brasil
- Brasil 021 School of Jiu-Jitsu
- Brasil Fight
- Brasil Fight 2
- Brasil Fight 3
- Brasil Fight 5
- Brasil Fight MMA
- Brasil Fight MMA 2
- Brasileiro
- Brasileiro 1999
- Brasileiro 2008
- Brasileiro 2009
- Brasileiro 2011
- Brasileiro 2012
- Brasileiro de Equipes
- Brasileiro de Equipes 1999
- Brasileiro de Equipes 2010
- Brasileiro de Equipes 2011
- Brasileiro de Jiu-Jitsu
- Brasileiro de Vale-Tudo 1
- Brasileiro Jiu-Jitsu
- Brasileiro Sem Kimono
- Brasileiro Sem kimono 2010
- Brasileiro Sem kimono 2011
- Brasilia
- Bráulio Estima
- Bray Deavours
- Bray Devours
- Brazil
- Brazil 021
- Brazilian elections
- Brazilian Federation ADCC
- Brazilian Fight
- Brazilian Jiu-Jitsu Professional Cup
- Brazilian King Fighter
- Brazilian Muay Thai Confederation
- Brazilian Nationals
- Brazilian Nationals 2001
- Brazilian Nationals 2008
- Brazilian Nationals 2009
- Brazilian Nationals 2010
- Brazilian Nationals 2011
- Brazilian Nationals 2012
- Brazilian No-Gi Nationals
- Brazilian No-Gi Nationals 2010
- Brazilian No-Gi Nationals 2011
- Brazilian Northeast
Standing vs Kneeling Guard Passes
When you’re trying to pass your opponent’s guard you can use either standing or kneeling guard passes.
(Of course if ...
The 3 Steps to a Takedown
Many grapplers lack even a basic knowledge of takedowns, and this is a HUGE mistake.
As far as I’m concerned if you’r...
Fernando Tererê teaches an arm drag for taking the back
At a seminar held at Thiago Arimura’s Alliance Acqua, Fernando Tererê showed a transition from the open guard with an...
Video: Study world champion Jamil Hill’s atypical game and improve your BJJ
Two thousand eighteen world champion Jamil Hill was in South Korea for a no-gi superfight at the Spyder Invitational....
ONE: Full Fight | Michelle Nicolini vs. Iryna Kyselova | Breathtaking Submission | March 2018
Eight-time Brazilian jiu-jitsu world champion Michelle Nicolini made short work of Iryna Kyselova in...
What Great Techniques Have You Simply Stopped Using for No Good Reason?
Early this morning, while still in bed, I started daydreaming about various counters to the knee cut guard pass.
This...
Foil the crucifix with João Gabriel Rocha
An elite athlete in international BJJ, João Gabriel Rocha of Soul Fighters has up his sleeve an ocean of transitions ...
Roger Gracie teaches a choke against an opponent who’s on all fours
In another technical lesson produced by our friends over at the Dojjo channel, Roger Gracie brings a tight counter-at...
Jiu-Jitsu Technique | Tornado Clock Choke & Some Basics Too
The clock choke is an extremely useful move when you catch your opponent going...
An Easy Armdrag Defense
OK, this is a quick post because it’s only a short video that I filmed right before training today…
If someone tries ...
Escape the mount and finish on the foot with Marcus Meira
A teacher at Action Jiu-Jitsu School in the neighborhood of Barra da Tijuca, Rio de Janeiro, black-belt Marcus Meira ...