Uncanny X-Men 40

"I summoned you in such haste, my X-Men, because I've just learned an astonishing piece of news -- one which will soon shock the entire world! The unholy creation known as Frankenstein's Monster -- has been found!"

- Professor X

"The Mark of the Monster!" is the title to the fortieth issue of the first The X-Men ongoing comic book series published by Marvel Comics. It was written by Roy Thomas with artwork by Don Heck and inks by George Tuska. Tuska also rendered the cover art illustration to this issue. It was lettered by Artie Simek and edited by Stan Lee. This issue shipped with a January, 1968 cover date and carries a cover price of .12 cents per copy.

Appearances