Most intense and realistic martial art for real life self defense?

What would you say is the most intense and realistic style of martial arts, that can be applied to reality self defense situations that you may potentially find yourself? For example, a martial art that covers weapons training, weapons retention, defense against weapons, defense against multiple attackers. What has been proven effective?

Krav Maga, its been proven time and time again to be effective it's used by the Israeli military.

Martial Arts Self Defense Weapons

Martial Arts Self Defense Weapons

I am looking for a martial arts type that is fast and at the same time strong and that teaches you weapons?

I am doing this for self defense and as a hobby and also just to become really strong
I am fast and okay at strength I am also good with weapons

Kali does. Pak Mei Pai does. There are so many out there that do.

Martial Arts Self Defense Weapons
Alex Wilkie's Martial Arts Academy - Self Defense Seminar - Knife Disarms

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Tags: arts, defense, fighting, martial, martial arts self defense weapons, self-defense