FYI, I just noticed this:

Talents, pg 107

"Unarmed Warrior" - unarmed attacks do 1d10-3(+SB) instead of 1d5-3(+SB) and he does not count as unarmed

"Unarmed Master" - unarmed attacks do 1d10+SB and do not count as primitive.

So, looks like there's some loosely defined martial arts talents!