acrobatic

...gymnastic activity? should I at least be able to bench my own weight? low body fat? become less dense with the muscle, like a twig?

I've taken years of Karate and learned some great techniques for fighting, but I've been hoping to get into a movie someday, even as a bit part character that gets taken out in a few seconds. My style of Bujin-Ryu is all straight forward techniques, just strike, defeat, subdue, or kill (and we...