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Strength. Structure. Self-Defense.

Martial Arts That Trains Who You Are—Not Just What You Can Do.

Martial arts isn’t just physical here. It’s mental. It’s emotional. And it’s built to change how you show up—in life, not just the mat.

🎥 See real students from our Adult, Teen, and Youth classes in action.

At Gibborrim Academy of Martial Arts we help adults master self-defense, boost fitness, and nurture mental and emotional health through Master Duncan Leung's Applied Wing Chun Kung Fu. We also offer youth and teen Wing Chun classes. Join us for a transformational journey!

Located in O'Fallon, Illinois.

​Metro-East's Only Applied Wing Chun school.

Applied Wing Chun

A Smarter Way to Stay Safe, Strong, and Ready

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Ever felt unsure about your safety, out of shape, or like you didn’t belong in a traditional martial arts class? You’re not alone.

Wing Chun offers a smarter, practical way to train your body and mind—without needing size, aggression, or athletic experience.

  • Unlock techniques that leverage skill over strength, so you don’t need to rely on brute force to defend yourself.
  • Learn a self-defense system that adapts to real-world situations, preparing you for whatever comes your way.
  • Develop confidence in protecting yourself through calculated, efficient movement that ensures your safety without aggression.

Ideal if you’re ready to train seriously and want to explore next steps

Take the First Step

Start Your Wing Chun Journey Today

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Or start with our free 5-day course and learn how to protect yourself—before the fight ever starts.

Get the Free Series

Want to see how it works first? Try the 5-day intro and learn the fundamentals

Who This Is For: People Who Want More Than a Workout

You want to grow in discipline, confidence, and mental clarity

Choose the program designed for your stage of life—and start your martial arts journey with structure.

Adult Program
​Wing Chun Kung Fu

Start Adult Program

For adults ready to rebuild discipline, strength, and focus—at any stage of life.

Teen Program
​Wing Chun Kung Fu

Explore Teen Program

For teens navigating anxiety, screen time, and self-confidence—Wing Chun provides a path.

Youth Program
​Kids Kung Fu

Discover Youth Program

For kids who need structure, movement, and early discipline—delivered through focused, age-appropriate training.

This Isn’t Just Martial Arts.
It’s a Path to Who You’re Becoming.

Gibborrim Academy isn’t just about punches and kicks. It’s a place to grow stronger in body, clearer in mind, and grounded in purpose. Led by SiFu Roberts—a retired U.S. Marine and Martial Arts Instructor-Trainer—we train students in the deeper discipline of Applied Wing Chun and the values that define a warrior’s character.

  • We train the body, sharpen the mind, and strengthen the spirit. Every movement is rooted in real-world effectiveness and mental clarity.
  • You’ll gain calm, focused strength. Not brute force—but precision, control, and confidence to protect yourself and others.
  • Through every class, we talk about character. Mindset, self-control, and perseverance are practiced just as much as technique.
  • Belts don’t define you. The way you show up, grow, and lead others—that’s what defines a martial artist here.

Disclaimer: We do not train individuals for professional fighting, titles, or other matches. Students learn real martial arts, with a deeper understanding of self-defense, discipline, and warrior spirit.

Not Everyone’s a Fit, and That’s Okay

We don’t run drop-in classes, casual fitness meetups, or “come when you feel like it” training. Gibborrim Academy is a place for those ready to grow, stretch, and stay the course.
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​This program may not be for you if:

  • You’re looking for a casual workout instead of a disciplined training path
  • You struggle with showing up consistently or don’t value structured learning
  • You want flashy moves without the depth of real application
  • You’re not ready to be coached, corrected, and pushed beyond your comfort
  • You don’t see the connection between character, commitment, and martial arts

But if you are...
​Someone who shows up early, takes ownership of your growth, and wants to become stronger—not just in body, but in mind and character—you’ll thrive here.

Real Students. Real Stories. Real Results.

"Sifu (instructor) Ken Roberts is a wealth of knowledge, patient, but pushes you , to continually improve."

Joe B., Belleville, IL

"The teaching is extremely high quality and is scaled to each individual's ability."

Lydia H., St. Louis, MO.

" If you are serious about learning a martial arts then this place is for you."

Bob W. Fairview Heights, IL.

@2019-2025 Gibborrim Academy of Martial Arts
922B Talon Drive, O'Fallon, IL 62269