that is awesome
...now I feel obligated to do one even though Bionicle is over.
That is probably the most epic con pic of all time. *bows to the Mata Nui cosplayer*
It kills my brain.
Here's a [link] to an image of the toy on which the costume is based, so you can see the resemblance. Besides the proportions (which are obviously a challenge on a costume that fits a normal human), the costume is spot-on.