Okay, so I've given it a second shot. I started with a frame:
 
Then I built a perimeter:
 
Then I filled in the perimeter:
 
Then I shadded it:
 
Then I blended it:
 
So we've got the easy part. 
Soooo...now we do the most important parts: the head, sword, and bow. I was hoping you could maybe find some pics of heads, swords and bows that I can put into the pic. Post some links or something, and I'll add the stuff in.
Edit: Found some stuff.
Swords:
 
 
Faces:
 
 
 
 
 
Bows:
