Square Enix recently released Final Fantasy XIII demo and also new wallpapers. Games nowadays are getting closer and closer to a CGI look.
Man, I wish I have a Playstation 3 :(
The wallpapers can be grabbed on Final Fantasy XIII official site.
The first part of Final Fantasy XIII demo gameplay video:
More videos at 1up.com (the video above is just the part 1 of the whole demo video)