Are you sure these aren't fan art? I'm almost positive they were originally posted on the 3DR forums by someone not associated with the DNF development team. These images are currently to be found in the 2009 concept art section. In fact, I could've sworn it was a non-official render done by a fan, but I could very well be wrong. It may have been released that year, but it's clearly not from a contemporary build. This image is displayed in the concept art 2011 section. Awesome and amazing job!! However, a few possible corrections:
