Very cool G.I. Joe: Retaliation concept art uncovered

I don’t see a whole lot of unused concepts here, mostly costume designs that ended up in the film, but seeing the progression from art to reality is always awesome. ¬†Over on ComicBookMovie.com nailbiter111 has dug up some of those costume concepts courtesy of Aaron Sims.

Check out the mirrored images below, or hit up ComicBookMovie.com for the full details.