Galactus comes into conflict with the High Evolutionary when attempting to devour Counter-Earth, but he is temporarily transformed into harmless energy after attempting to devour the planet Poppup, the homeworld of the Impossible Man.Fantastic Four #172–175 (July – October 1976). Marvel Comics. After returning to normal form, Galactus is sought by the Fantastic Four to help stop a new cosmic threat, the Sphinx. Mr. Fantastic offers to release Galactus from his vow to not devour Earth if he helps defeat the Sphinx. Galactus agrees, if the Fantastic Four first recruit a being called Tyros as a new herald. The quartet succeed, and the newly empowered and renamed Terrax the Tamer leads his master to Earth. Galactus locates and defeats the Sphinx in Egypt, but is confronted by Mr. Fantastic, who, unbeknownst to Galactus, wields a fake Ultimate Nullifier. Unable to read Richards' mind (which is protected by the Watcher), Galactus retreats.Fantastic Four #206–213 (May – December 1979). Marvel Comics.
Galactus comes into conflict with the ,High Evolutionary when attempting to devour Counter-Earth, but he is temporarily transformed into harmless energy after attempting to devour the planet Poppup the homeworld of the Impossible Man.Fantastic Four #172–175 (July – October 1976). Marvel Comics. After returning to normal form, Galactus is sought by the Fantastic Four to help stop a new cosmic threat, the Sphinx. Mr. Fantastic offers to release Galactus from his vow to not devour Earth if he helps defeat the Sphinx. Galactus agrees, if the Fantastic Four first recruit a being called Tyros as a new herald. The quartet succeed, and the newly empowered and renamed Terrax the Tamer leads his master to Earth. Galactus locates and defeats the Sphinx in Egypt, but is confronted by Mr. Fantastic, who, unbeknownst to Galactus, wields a fake Ultimate Nullifier. Unable to read Richards' mind (which is protected by the Watcher), Galactus retreats.Fantastic Four #206–213 (May – December 1979). Marvel Comics.