This is a rare and valuable comic book featuring Metamorpho, Superman, Wonder Woman, Green Arrow, Batman, Martian Manhunter, Aquaman, Flash, Robin, Atom, Green Lantern, and the Justice League of America. The issue number is 10, and it was published in 1967 by DC Comics. The Silver Age (1956-69) era comic book is in the US Comics tradition and belongs to the DC Universe.

The comic book is in the format of a single issue, and the genre is Superheroes and Action/Adventure. The character Metamorpho makes his first appearance in this comic book, and it is a must-have for collectors and fans of DC Comics. The grade of the comic book is 5.0 Very Good/Fine, and it is a fantastic addition to any collection of comic books and memorabilia.