Marvel Zombies is a comic book metaseries published by Marvel Comics. The series features zombie versions of Marvel Universe superheroes and supervillains who have been portrayed as both protagonists and antagonists through the different limited series within the metaseries.

Marvel Zombies: Dead Days is a comic book one-shot first published in May 2008 by Marvel Comics. It was written by Robert Kirkman and drawn by Sean Phillips, with cover art by Arthur Suydam. It is part of the Marvel Zombies series and a prequel to Marvel's first Marvel Zombies limited series, which had the same creative team. The story shows the events of the zombie plague first infecting the Marvel Zombies Universe.