Althought I still have to animate the character frame by frame later for some shoots, I've been looking into HumanIK integrating a mocap file. Though the result is horible, but it was definitely interesting and fun to work on HIK.

I call it, Kung Fu Cowboy! The result was quite interesting indeed.

HumanIK Testing 1 - YouTube

As my character wasn't in T pose, I got some serious issues with weight painting. Not sure if those were bugs or not, but each time I finished fixing one weight, the previous one will heritage the last replace stroke... to sort this one I had to lock the bone name before move to the next one.

I'm redoing the whole HIK thing again. I'm having lots of fun