I'm going to be Pyramid Head

Its going to be sweet, if you got any tips to make it please tell me.

Also I got till thursday to start, should I make pyramid head from the movie or from the game?

But please tell some good materials to use (Maybe cheap)

This is it so far
http://i144.photobucket.com/albums/r18 9/M-to-the-C/Mah/pyramidhead.jpg