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in life, THERE ARE

Kelly Worden's Natural Spirit International provides high level training and products that teach students to integrate their art to connect the systems, adapt to overcome any confrontation, and develop real skills for the real world.

Learn effective ways to defend yourself and your loved ones from danger

  • Do you feel like you have no time to train?

  • Are you having trouble finding a style that works with your abilities?

  • Do you want to learn how to protect yourself from today’s ever growing world threats?

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By becoming a


member you receive

Courses that you can access at anytime

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A solid foundation of proven martial arts defense concepts

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Real skills for the real world

Trainings that adapt to your capabilities

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Gain Instant Access to the Teachings
of Grandmaster Kelly Worden

Members of the Worden Defense System get world class instruction through online courses including:

  • Natural Spirit International’s 8 Modules

  • Classic Kelly Worden Training Videos

  • Seminars

  • New Training Videos

  • Exclusive Discounts on Worden Defense products


Latest Product

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Get ready to learn in an environment that is as close to live training in my seminars or private training facility as possible

Monthly Membership Plan



Get instant access to Grandmaster Kelly Worden's NSI Courses along with his classic and new material.


Annual Membership Plan



Get the same access to Grandmaster Kelly Worden's NSI courses and training library as the monthly plan and save an additional two months annually.

Price reflects 2 months free

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"Worden is a world class martial artist who has an extensive background in combatives and

an intuitive knowledge in their application"

-Michael Sherlock, 1st SFG(A) Operations Sergeant Major

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Meet Datu Kelly Worden

Kelly Worden has over 40 years of experience in helping martial artists, practitioners, and the military special forces to develop their skills to win in the real world. 

His unique teaching style has helped thousands around the world to integrate their art to include what works for them and to adapt to any confrontation.

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