Illustrator Warren Flanagan was kind enough to share some of the concept artwork he created for Godzilla. Flanagan is an illustrator and storyboard artist based in Vancouver, Canada. His list of projects include films such as I, Robot, Man of Steel, Rise of the Planet of the Apes, RoboCop and the upcoming Warcraft movie.
Link: IMDb
All images used with permission by the artist. © Legendary Pictures.