Help improve fight animations (CNC needed)

Hey i have sprite animated for 3 years and i need to gain criticism to improve as i'm not sure really how to other then practice day after day.
Here's some examples of my animations i have done in the past.
[MEDIA=youtube]nXIHHwJYtgE[/MEDIA]
[MEDIA=youtube]x6Y3Y6dy6Jc[/MEDIA]
[MEDIA=youtube]PC7ASrrAgfU[/MEDIA]
[MEDIA=youtube]PC7ASrrAgfU[/MEDIA]
[MEDIA=youtube]K-zhtS0_qm8[/MEDIA]