Series: Tales to Astonish (1959 series)
Main Story: I Challenged... Groot! The Monster from Planet X!
Additional Stories: I Found the Abominable Snowman!, My Friend Is...Not Quite Human!, I Found the Hidden World!
Creators:Stan Lee, Jack Kirby, Dick Ayers, Stan Goldberg, Ray Holloway, Steve Ditko, Art Simek, Don Heck
Cover:Jack Kirby, Steve Ditko, Stan Goldberg
Editor(s): Stan Lee
Characters: (None have been indexed yet)