XMARTIAL Community


Roxanne Modafferi is an American mixed martial artist currently signed to the UFC. She is #7 in the UFC women's flyweight rankings and is a sponsored XMARTIAL athlete.


    • Mixed martial artist in the UFC Flyweight division.
    • Black Belt in BJJ
    • Fightergirl at Syndicate MMA
    • #7 Women's Flyweight Division *24-18-0 (W-L-D)
    • Contestant on TUF 18 & 26
    • Has fought successfully for Strikeforce, SmackGirl, HOOKnSHOOT & more


Ricardo Evangelista is a Brazilian Jiu-Jitsu black belt under Master Julio Cesar and one of the main ultra-heavyweight competitors of his generation, a reputation earned at the service of the Grappling Fight Team (GFT) in this sport’s international circuit.


  • 1st Place IBJJF Pan Championship ( 2019 )
  • 1st Place IBJJF European Open ( 2018 / 2015 )
  • 1st Place UAEJJF Abu Dhabi Pro ( 2017 / 2016 )
  • 1st Place UAEJJF Grand Slam – LDN ( 2019 / 2016** )
  • 1st Place UAEJJF Grand Slam – RJ ( 2018 / 2015** )
  • 1st Place UAEJJF Grand Slam – LA ( 2019 / 2015 )
  • 1st Place UAEJJF Grand Slam – AD ( 2018 )
  • 1st Place IBJJF Masters European Open ( 2019 )
  • 1st Place IBJJF European No-Gi ( 2013 )
  • 1st Place CBJJ Brazilian Nationals ( 2013 / 2011 )
  • 1st Place CBJJ Brazilian Nationals No-Gi ( 2017 )
  • 1st Place IBJJF Rio International Open ( 2011* / 2010*** )
  • 2nd Place IBJJF World Championship ( 2019 / 2015 )
  • 2nd Place IBJJF Pans Championship ( 2018 )
  • 2nd Place IBJJF European Open ( 2017 / 2014 )
  • 2nd Place CBJJ Brazilian Nationals ( 2014 / 2013* )
  • 3rd Place IBJJF World Championship ( 2016 / 2015* / 2014 )
  • 3rd Place UAEJJF Abu Dhabi Pro ( 2019 / 2014 / 2013 / 2012 )
  • 3rd Place Pans Championship ( 2012 )


Robyn Gonzalez, 7 years old kid who won't stop training. When she was only 6 months, Robyn was diagnosed with Febrile seizures. The seizures would be triggered by a fever. The doctor told her parents that the seizures would stop by the time she turned 6. The seizures affected her speech to the point that she was unable to speak properly.

Her parents had to send her to a speech therapist for 2 years. When Robyn started school, the problems she had with her speech caused her to be bullied. She was also picked on because of her weight. Because of the bullying, she's experiencing, her father let her try out different martial arts schools for her to learn to protect herself. They found the perfect place to train, and that is at Renzo Gracie Houston under Ricardo Evangelista. Robyn went from a little “princess” to a fearless “Beast”!


  • 2nd in Houston Grand Prix Gi
  • 2nd in Houston Grand Prix No Gi
  • 2nd in BJJ World league


Ramsey Dewey is a professional MMA fighter with over 20 years of martial arts competition experience in multiple combat sports including MMA, Muay Thai, Brazilian Jiu-Jitsu, Sanda, K-1 kickboxing, American Kickboxing, Taekwondo, Full Contact Karate, Catch-Wrestling, and Boxing. He also studies Judo, Taijiquan, Capoeira, Kobudo and Kenjutsu. In addition, he is a personal fitness trainer who is also an expert pad holder (focus mitts & Thai pads, for boxing, kickboxing, and MMA). He has been a sparring partner for numerous professional MMA fighters, kickboxers, and boxers.

Ramsey Dewey runs a Youtube channel with 193k subscribers, where you'll find videos related to MMA, Mixed Martial Arts, Grappling, Jiu-Jitsu, Wrestling, Boxing, Kickboxing, Muay Thai, Sanda, Taijiquan, Combat sports. His playlists include: Q&A's with the coach, Fighting Technique videos, his popular comedic series "MMA Fighters Try Women's Self-Defense", and "Fantastic Fictional Fight Scenes", Personal vlogs, Family videos, Film projects, Modern dance choreography, Ninja stuff.


  • 3rd-degree Black belt in Taekwondo (10 years competition experience)
  • Blue belt in Brazilian Jiu-jitsu (+11 years of grappling experience)
  • 2-time gold medalist at 2013 Shanghai Open BJJ tournament: 84kg blue & purple belt masters division, gold medalist open-weight open class masters division.)
  • 2 degrees in fitness-related fields: Health & Human Performance and Fitness Technology & Exercise Science
  • Certified bare-foot training specialist
  • Registered affiliate of the World Kickboxing Association, The Jiu-Jitsu Federation of China, the Wrestling & Judo Association of China
  • Experienced cornerman, and referee (MMA, boxing, kickboxing) under the Pete Suazo Utah Athletic Commission. (USA)
  • Coach of 8 professional MMA fighters
  • Coach of 1 state Muay Thai champion, and numerous grapplers.
  • Coached the Jiangsu Province special police force in hand-to-hand combat.
  • Trained under the following coaches & masters: Marc Brewer (Jiu-Jitsu & Wrestling, currently at University of Grappling, USA), Shane Brenner (MMA, The Human Potentialist, USA), Michael Pease (Jiu-jitsu, Champion Martial Arts, USA) Khru Channon Sinsub (Muay Thai, Phuket, Thailand) Master Kim Han, Master Phalkunarith Him, Master Malanie Moras, Master Sejin Seol, Grandmaster Burton Sparks, and Grandmaster Marie Louise Zeller (Taekwondo, USA) Master Paul Sucher (Shotokan Karate, USA) Jason Chen, Chris Xiong, Paul Clemet (Boxing, Shanghai, China) Master Yu Dao Shui (Taijiquan, Jiangsu Province, China) Zhang Xiang (Judo, Chinese national team


Shawn Mozen is the foremost authority on Kettlebell training in Canada. Considered the father of Canadian Kettlebell Training, Shawn was the first instructor to release instructional DVDs, a workbook, and to offer instructor certification seminars in this country. Recognized worldwide as an authority on Kettlebells, martial arts, and functional fitness.


  • Brown belt in Brazilian Jiujitsu
  • 3rd Dan Black Belt in Shito Ryu Itosukai Karate
  • Guro in Panyo in the Talibong Tactical System (Filipino Martial Art)
  • Certified Ashtanga Yoga teacher under Mark Darby
  • Suples Fit Bulgarian Bag Coach
  • Certified Commando Krav Maga Instructor


Breck Still achieved his black belt at age 33 back in 2017 under his professor, Samuel Braga. He began training Muay Thai in 2010 and also has trained Judo, and was an accomplished wrestler from Bradley Central These days, you can find Breck running his own BJJ gym, Leviathan Academy where he is also the head instructor.


  • Head Instructor Breck Still is a certified Gracie Barra
  • Instructor/gym owner of Leviathan Academy
  • Black belt under Samuel Braga
  • Black belt in Shotokan Karate
  • PAN American and World Cup champion in kumite