Adventure Comics #306

    Adventure Comics » Adventure Comics #306 - The 5th Dimensional High-School! released by DC Comics on March 1, 1963.

    Short summary describing this issue.

    The 5th Dimensional High-School! last edited by Cellophane_Girl on 09/07/20 04:00PM View full history

    Story 1: The 5th Dimensional High-School!

    A young Mr. Mxyzptlk arrives in Smallville to cause trouble for Superboy.

    Story 2: The Legion of Substitute Heroes!

    Five heroes, rejected from the Legion of Super-Heroes for various reasons, decide to come together and form their own team: the Legion of Substitute Heroes!


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