My, it's been a while.
Many criticisms observed:
Originals vs. Edits

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I don't think I posted the original here originally. but seeing as it was pretty much crap, Ii started over from scratch, recycling only the head. just about everything I could have done wrong, was done wrong. but after lurking here for a little while...

next up:

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It should be obvious.
More:

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shows a little bit of back. crouching position still needs a bit of tweaking, but i show more of the back, move the shield arm.

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and subsequently

too many to name. I'm aware of the legwork that needs to be done in the second one.
I know there's still room for improvement, C&C to your hearts content, pleeeez.
For whatever reason theyy only time properly (for me at least) in firefox. in opera and IE they animate very slowly and uniformly, killing the rhythm outright.