The BEST martial arts for KNIFE FIGHTING?

The first 1,000 people to use the link will get a 1 month free trial of Skillshare: https://skl.sh/scholagladiatoria08221

Not that many martial arts actually spend much time on knife combat, whether against knives or with knives. So which martial arts, or combination of martial arts, would be best to explore the world of knife combat?

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Schola Gladiatoria HEMA - sword fighting classes in the UK:
https://www.swordfightinglondon.com

Matt Easton's website & Pinterest:
https://www.matt-easton.co.uk/
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Easton Antique Arms:
https://www.antique-swords.co.uk/