Tang Soo Do: Inside-Outside/Outside-Inside Kicks Tutorial
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Front Leg Outside Crescent Kick·FighterNexas
Things get a little more complicated with the third video in the basic kick set; a dual tutorial for the inside-outside …
Front Leg Outside Crescent Kick
SubFamilyフロント・レッグ・アウトサイド・クレセント・キック(Furonto Reggu Autosaido Kuresento Kikku)
Translation: Front leg outside crescent kick
Overview
History & Origin
Effectiveness
Offers specific tactical advantages over the standard crescent kick in appropriate situations. [1]
Lineage
Cross-style martial arts kicking tradition; documented in kick compendiums. [1]
Competition Record
Primarily a training, demonstration, and point-fighting technique. Rarely seen in full-contact MMA or kickboxing due to acrobatic risk and telegraphing. Appears occasionally in TKD and point-fighting karate tournaments. [1]
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Biomechanical Mechanism
Primary Action — Crescent Kick mechanics modified for front leg outside crescent kick variant
Joints Involved — Hip, knee, ankle — specific to crescent kick trajectory
Force Vector — Modified crescent kick trajectory
Leverage Principle — Hip rotation and leg extension generate force along the crescent kick arc
Position & Entry
From fighting stance — Chamber and execute the front leg outside crescent kick
From close range — Adapted version for tight distance
Variants
High variant
Mid variant
Low variant
Videos
1 video
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Ratings
Risk of injury to the person this technique is applied to
6
High6/10
Crescent Kick variant with standard striking power
Skill level needed to execute this technique reliably
Intermediate
Whether this technique is allowed under major competition rule sets
Illegal
WBC/Boxing — All kicks prohibited in boxing {src— WBC Rules of Boxing}
Legal
— Unified MMA — Legal striking technique
Unified Rules of MMA, August 2025PDFKyokushin — Legal at full power to body and head {src— IKO Kyokushin Tournament Rules}
— WT — Legal, body kick 2 points, head kick 3 points, spinn...
WT Competition Rules 2024PDF— WAKO — Legal in Full Contact and Low Kick formats
WAKO Competition RulesPDFK-1/GLORY — Legal {src— K-1/GLORY Kickboxing Rules}
— IFMA — Legal — kicks are a core Muay Thai technique
IFMA Muay Thai RulesPDFTraining Notes
✓Master the standard crescent kick before attempting the front leg outside crescent kick (De Bremaeker & Faige, 2010)
✓Practise with pad work for targeting accuracy
Common Mistakes
!Attempting without solid crescent kick foundation
!Poor balance
!Insufficient power generation
Related Techniques
Counter Techniques
Setup Chain
1Feint → Front Leg Outside Crescent Kick → Follow-up combination
Sources & References
Primary Source
Essential Book of Martial Arts Kicks (De Bremaeker & Faige, 2010)
1Book[1] De Bremaeker, M. and Faige, R. (2010). Essential Book of Martial Arts Kicks: 89 Kicks from Karate, Taekwondo, Muay Thai, Jeet Kune Do, and Others. Tuttle Publishing. ISBN 978-1-4629-0558-4.
2Citation[1] De Bremaeker, M. and Faige, R. (2010). Essential Book of Martial Arts Kicks: 89 Kicks from Karate, Taekwondo, Muay Thai, Jeet Kune Do, and Others. Tuttle Publishing. ISBN 978-1-4629-0558-4.
[1] De Bremaeker & Faige, Essential Book of Martial Arts Kicks (2010)
Community
Athletics
Requires solid crescent kick foundation
Good balance and coordination
Notes
Documented in De Bremaeker & Faige, Section 6.4. The outside crescent with the front leg — the foot travels from inside to outside in a vertical arc. Used to slap away the opponent's guard. (De Bremaeker & Faige, Essential Book of Martial Arts Kicks, 2010)
Frequently Asked Questions
How should I move my feet when executing the outside-inside crescent kick?
Your back foot should cross way out in front of your front foot during the motion. This crossing movement is essential to the technique's proper execution.
What's the most common mistake beginners make with this kick?
Trying to do the entire movement up and over at once will result in a slicing motion that spikes up and back. Instead, think of it as a two-step process: cross over first, then back over second.
How do I generate power and snap in the crescent kick?
Chamber the kick up, shoot your chamber straight out, and let your hips drive the kick over your body. Re-chamber at the end to create a snapping motion rather than a slow, sweeping arc.
What stretches help if I'm struggling with flexibility for this kick?
Position your foot up and stretch down through the leg area. If you have trouble with one leg crossing over the other, focus stretching that specific side.
How does the Front Leg Outside Crescent Kick work?
The Front Leg Outside Crescent Kick delivers the outside (outward-sweeping) crescent kick from the front leg, using the lead position for speed. This kick sweeps from inside to outside across the opponent's guard.
Where does the Front Leg Outside Crescent Kick come from?
The Front Leg Outside Crescent Kick is a specialised variant documented in cross-style kicking methodology. It represents an advanced development of the standard crescent kick.
Is the Front Leg Outside Crescent Kick legal in competition?
Unified MMA: legal — Legal striking technique; WBC/Boxing: banned — All kicks prohibited in boxing; WKF: legal — Legal, chudan (body) kick scores 2 points, jodan (head) kick scores 3 points; Kyokushin: legal — Legal at full power to body and head; WT: legal — Legal, body kick 2 points, head kick 3 points, spinning body 4 points, spinni…; WAKO: legal — Legal in Full Contact and Low Kick formats; K: legal — 1/GLORY — Legal; IFMA: legal — Legal — kicks are a core Muay Thai technique
How dangerous is the Front Leg Outside Crescent Kick?
Danger rating 6/10. Crescent Kick variant with standard striking power
How do I set up the Front Leg Outside Crescent Kick?
The standard setup chain: Feint → Front Leg Outside Crescent Kick → Follow-up combination.
How do I defend against the Front Leg Outside Crescent Kick?
Standard counters include: Step inside range / Block and counter / Low kick to support leg.
What are the variants of the Front Leg Outside Crescent Kick?
Common variants: High variant; Mid variant; Low variant.
How effective is the Front Leg Outside Crescent Kick in competition?
Primarily a training, demonstration, and point-fighting technique. Rarely seen in full-contact MMA or kickboxing due to acrobatic risk and telegraphing.
What are common mistakes when doing the Front Leg Outside Crescent Kick?
Top errors to watch for: Attempting without solid crescent kick foundation / Poor balance / Insufficient power generation.
What are other names for the Front Leg Outside Crescent Kick?
The Front Leg Outside Crescent Kick is also known as Furonto Reggu Autosaido Kuresento Kikku, Lead Outside Crescent.