Coming Soon says:
Vin Diesel has updated his Facebook with word that Universal is going with an R rating for Riddick and the actor revealed new artwork as well. He wrote:
I hear you...
While I was working on character, the Director and his team of artists have been creating the world and style of this picture. We all know how much I enjoy concept art and storyboards, haha, I am like a kid in a candy shop.
Seeing the early stage of CGI is always fascinating to me, it is a element that usually comes together long after the filming process, so you look forward to seeing it fully realized.