The "Demon Days X-Men #1" comic book variant, illustrated by Peach MoMoKo, features the character Psylocke in a unique and colorful style. Published by Marvel Comics in 2021 as part of the Marvel Universe, this edition is a part of the Fantastic Four, X-Men, and Avengers superhero teams. It includes first printing, a variant cover, and comes boarded with a dust jacket, making it a collectible for fans of superheroes, fantasy, and historical genres. This single issue comic is an exclusive release that appeals to a general audience of comic book collectors.