Character(s):
Robby Reed [also as Cometeer; Giantboy; The Mole] (introduction, origin); The Thunderbolt Gang (villains); Mr. Thunder; Gramps Reed; Miss Millie
Synopsis:
Teen genius Robby Reed discovers a mysterious dial that can transform him into different super-heroes when he dials the letters "H-E-R-O." He uses his newfound powers to battle the Thunderbolt Gang, but their leader, Mr. Thunder, escapes.
Synopsis:
The prophecy of the Book of Diabolu foretells that if the Manhunter touches the latest monster to appear from the Idol-Head, he will diasppear.