Fantastic Four 120 (Mar 1972) FI/VF (7.0) - 1st app. Gabriel the Air-Walker

The Horror That Walks on Air!

Script: Stan Lee (credited)

Pencils: John Buscema (credited)

Inks: Joe Sinnott (credited)

Letters: Artie Simek (credited)

Characters: Fantastic Four: Human Torch [Johnny Storm]; Invisible Girl [Susan Storm Richards]; Mr. Fantastic [Reed Richards]; The Thing [Ben Grimm]; Air-Walker (villain, introduction); Walter Collins; Agatha Harkness (vision); General Thaddeus "Thunderbolt" Ross

Synopsis: When an armed group of thugs attacks the Baxter Building, the building's manager chews out the FF. But his rage is soon eclipsed by a powerful alien being who announces the end of the world.