Slashfilm has pointed us in the direction of some supposed concept art from the upcoming Green Lantern film starring Ryan Reynolds. While it's a pretty picture to look at, its authenticity is being questioned. The artwork comes from Jason Palmer's Deviant Art blog, where the artist says, "I did some work for the upcoming Green Lantern movie. I can't show the submitted art, but this is some extra art I did as a cover to the submission pdf, but was strangely not included in the submission. Oh well. For this art, I didn't use costume designs or Reynolds ref that was provided by WB, so I can share it with you. "

Here is the piece in question: