Is boxing useless in a street fight? I think my answer would be yes, I have used Krav Maga in real life.
The honour comes by an Olympic champion, Nomura Tadahiro.
Who is the best martial artist today? Furthermore, What belt does John Wick use? Which characters in Arrow can beat Oliver Queen? In this regard, Who is the best female martial artist? In the case of John Wick, he also knows Karate and once more is highly skilled in this area.
This is only because as an actor, they are able to perform the fight on their own.