Even in professional boxing single knockouts to open a fight are very rare.

I don't know my dad knows judo and he can throw me around. (Not like I can use boxing or the like three krav maga moves I have)

Martial arts can be applicable if you actually delve deep into it and seperate the mysticism from the realistic moves I'm not a fan of Kung Fu and their high kicks think its bull I caught a kids leg once and threw him down, most people are way to inflexible and slow to do that with any And any form of wrestling will serve you well in fighting