Atom Eve is a superheroine in the Image Universe, first appearing in Invincible #2 by writer Robert Kirkman and artist Cory Walker. Originally dating Rex Splode before marrying Mark Grayson, Atom Eve possesses the ability to manipulate matter at a subatomic level, allowing her to alter the molecular structure of objects, including her own body. She has been featured in comic books, television series, video games, and novels.