At Realm Martial Arts, we believe that martial arts is more than just a physical discipline—it’s a journey of self-mastery, growth, and transformation.
The Name
Realm Martial Arts reflects the idea that we each have a unique “realm” within us—a sphere of control and influence over our lives, our bodies, and our minds. This realm represents the areas where we have the power to make choices, overcome challenges, and ultimately shape our destiny. As martial artists, we strive to expand, refine, and perfect this realm through dedication, hard work, and discipline. Every class, every strike, and every challenge is an opportunity to grow, and we invite you to take control of your own personal realm as you embark on this transformative journey.
The Insignia
Our nine-tailed fox symbolizes the qualities that we value at Realm Martial Arts: strength, resilience, wisdom, and integrity. In many cultures, the nine-tailed fox is a powerful and mystical creature, revered for its wisdom and adaptability. It is a symbol of transformation—a reminder that we, like the fox, are capable of evolving and growing beyond our current limitations. With each tail representing a different stage of growth, we aim to help our students unlock their full potential, growing not just in their physical abilities, but in their mental focus, emotional intelligence, and moral integrity. The nine-tailed fox also embodies righteousness—standing firm in our values, doing what is right, and staying true to our word. We believe that strength should be tempered with integrity, and that true power comes from living a life of honor, courage, and respect.
As you train with us, remember that you are not just learning martial arts; you are engaging in a journey of transformation—one where you have the power to shape your own destiny. Embrace your inner strength, expand your realm, and evolve into the best version of yourself.
Ms. Rosario Cruz
Owner / Head Instructor
5th Degree Black Belt
Rosario Cruz is a 5th Degree Black Belt, Certified Instructor, and Level 3 Certified Judge with ATA. Ms. Cruz was named 2022 Region 103A’s Black Belt of the Year Award. With a decade of experience teaching at Wacholz’ ATA Black Belt Academy in Rancho Bernardo, CA. Ms. Cruz has been instrumental in shaping the skills and character of her students. Ms. Cruz holds a degree in Biotechnology from California State San Marcos and has a successful career as a Business Analyst in the healthcare industry.
Mrs. Kelsie Teodoro
Owner / Head Instructor
4th Degree Black Belt
Kelsie Teodoro began her Taekwondo training in 2010 and is currently a 4th Degree black belt Certified Instructor and Level 3 Certified Judge with ATA. Mrs. Teodoro holds several State and District Champion titles in Forms, Combat Sparring, and Traditional Sparring, and has competed multiple times in ATA’s Tournament of Champions in pursuit of a World title. She was named Region 103A’s Black Belt of the Year in 2015 and Instructor of the Year in 2025. Mrs. Teodoro has over 15 years of teaching and coaching experience in a variety of sports, including Taekwondo, swim, and waterpolo. She also holds a Master’s Degree in Criminology and Criminal Justice, as well as other higher education degrees in Anthropology, Business, and Social & Behavioral Sciences.
Mr. Bruno Teodoro
Instructor
2nd Degree Black Belt
Bruno Teodoro began his ATA Taekwondo training in 2023 and is currently a 2nd Degree Black Belt, ATA Certified Instructor, and Level 1 Certified Judge. Mr. Teodoro first trained in Taekwondo as a teenager in Brazil before returning to the martial arts to train alongside his son. He earned the title of 2024 District Champion in Traditional Weapons and 2025 State Champion in Combat Weapons.
In addition to his martial arts achievements, Mr. Teodoro has been a dance instructor and international competitor since 2001, bringing over two decades of experience in coaching, performance, and judging. His extensive background in movement and performance enhances his instruction in forms, weapons, and ring presentation.