The action idea is good and I like the clear clean outlines but the guy needs some work on his proportions.
Way short arms, huge fingers and his legs are a bit to long.
Try to find a reference pic for high-kick on the internet 6^^

Heh they mean you have to upload your artwork first somewhere on the internet. Like for instance at our own galleria. http://mangaworkshop.net/ When you left mouse-click on the image on the internet you can select and copy the image location or open the pic in a new frame where you will find the ima...

Ah it is okay if you want to use it. XD It is your artwork after all. Ehm what did I do again 6^^ mind you its was a rough correction to. I wish I could explain more clearly though, but you asked for it... oh and forgive me my bad grammar Xp First I made a free selection with 1 pixel blur with the a...