Ninja Open Gym

Fortified Warrior Obstacle Complex: 831 Park Ave., Murfreesboro TN – View on Google Maps

Come to Fortified Warrior Obstacle Complex to practice your ninja skills! We offer a wide variety of ninja obstacles for all ages and all skill levels. Jump, hang, climb, & balance! Conquer the ring climb, cliff hanger, devil steps, floating boards, floating monkey bars, slack line, quintuple steps, rope to cargo net, rings, lots of different holds, spider climb and run up the full sized warped wall at over 14ft (and more). Our ninja rigs are fully adjustable with an open design to allow for swinging and covered with 12 inch crash mats. We have custom built everything ourselves and will continually be building more and more obstacles as we grow – so let us know what obstacles you’d like to see!

NINJA OPEN GYM for AGES 5 & UP is for beginners of all ages, young kids and families (parents / kids)
NINJA OPEN GYM for 10 & UP is for teens and adults – more skilled ninja & obstacle training athletes

Fortified Record Board!

Looking for a challenge? We offer an ongoing Fortified Record Board for various accomplishments & challenges – Strength challenges, endurance challenges, speed challenges, and skill challenges. Come see if you can earn a spot on our board! New challenges added weekly!

#TheGoliath – Gauntlet Challenge 

Fortified Warrior complex has a gauntlet challenge in center section named #TheGoliath – you can make your way around and around to compete against others or compete against yourself for time or endurance – monkey bars, various holds, ledges, devil steps, pegs, rings, cargo net, ring climb, rock holds, ultimate cliff hanger and more to come.

Workout Circuit

Get your workout in with our workout station for ages 16 and up. Joining into an ongoing functional, balanced circuit available during Open Gym hours.

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(If schedule does not load click here to view class list on MindyBody or call 615-202-2486)


Fortified Warrior Open Ninja Gym Schedule:

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Ninja Warrior Open Gym
Individual ONE TIME
Drop-In Open Gym - 2 Hours

Drop in and work on ninja warrior obstacles and practice your skills in a freestyle setting!
  • ALL AGES
  • 1 Drop in Open Gym
$20Pre-Register for Classes to reserve your spot
(Space is limited)
Ninja warrior Open Gym Family add-ON
Additional Family Member ONE TIME ADD ON - Drop-In Open Gym - 2 Hours

Add-On Option available for additional family members after the purchase of 1 Full Price Open Gym Drop-In
(for families living in the same household)
  • ALL AGES
  • 1 Drop in Open Gym
$10Pre-Register for Classes to reserve your spot
(Space is limited)
25% Off
ninja Warrior
OPEN gymunlimited
Individual UNLIMITED VISITS per month

Attend Open Gym all month long to practice your ninja warrior skills in a freestyle setting!
  • ALL AGES
  • Unlimited Visits
  • LIMITED TIME OFFER
25% off regular price: $80$60 per month auto renew for a year (cancel anytime)

Pre-register before class & open gym to reserve your spot
25% Off
family ninja warrior open gym unlimited
Family UNLIMITED VISITS per month

Open Gym for the whole family & families with several siblings
(for families living in the same household)
  • ALL AGES
  • Train with your Family!
  • LIMITED TIME OFFER
25% off regular price: $160$120 per month auto renew for a year (cancel anytime)

Pre-register before class & open gym to reserve your spot L
10 Ninja Open Gym Passes
10 - Two Hour Open Gym Passes

Stock up on Ninja Warrior Open Gym passes and use as you go. You can share with your family (family members living in the same household)
  • ALL AGES
  • 10 Ninja Open Gym Passes
  • Expires in 4 months
$150Pre-Register for Classes to reserve your spot
(Space is limited)

Do You Want to Bring a Group?

We offer large group discounts for groups of 10 or more for Warrior Open Gym – Contact Wayne Burns with details 615-202-2486 – please schedule ahead of time so we are able to accommodate groups.


**MORE ABOUT SPECIAL NINJA EVENTS & PARTIES **