The idea of Monsters vs. Aliens began as a adaptation of Rex Havoc, a horror comic book. Prior to the production of the film, Susan wasn't the protagonist, but the sexually attractive bombshell, and a follower of Rex Havoc, comprising his team of monsters. Gallaxhar, the antagonist was originally a female whose mission changed from disrupting cable Tv service to harvesting earth's natural resources. Prototype Susan.jpg Mva-mosquito-probe-web.jpg Mva-alien-queen-web.jpg Rex.jpg Tip_4.jpg tip_3.jpg 6740800023 ab6f2bb863 z.jpg Monger2.jpg Bob3.jpg Ginormica.jpg