Aaron C. Karlson:

I like the timing here, there's a lot of nice texture but something you can add to make the character seem more off balance is a constantly shifting center of gravity. Perhaps he slowly leans over forward, and then quickly uses his upper body to compensate.
You can get rid of the Arnold watermark by going to the rendering menu set and selecting "render > Render Sequence" instead of Batch render.

Jed B.:

Render Sequence is what you're looking for...

Divina Gracia:

the movie is too dark.. i can't clearly see it