| Issue | #138 |
| Published | March 1967 |
| Frequency | monthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Thor; Don Blake; Rock Trolls |
| Genre | Superhero |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Reprinted | in Marvel Spectacular (Marvel, 1973 series) #9 (September 1974) [reprint title: The Demons Below!, word balloons added]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #5; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #37 |
| Characters | Thor; Don Blake; Ulik; Geirrodur; Orikal (introduction); Sif; Odin |
| Synopsis | The Trolls steal Thor's hammer while he's on earth using the Orb of Orikal which they have stolen from its owner. |
| Genre | Superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | Page 3 is not reprinted in the Marvel Spectacular #9 reprint. |
| Reprinted | in Marvel Spectacular (Marvel, 1973 series) #9 (September 1974) [-1 page]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #5; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #37 |
| Characters | Thor; Warriors Three [Hogun; Fandral; Volstagg]; Wazir, the Prophet (introduction); Ogur (introduction) |
| Synopsis | Thor and companions defeat the one-eyed Ogur to speak with Wazir, the prophet. |
| Genre | Fantasy |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Sam Rosen |
| Notes | Mystic Mountain Part 2. |
| Reprinted | in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #5; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #34 |
| Script | Stan Lee ? |
| Pencils | Jack Kirby (illustration) |
| Inks | Vince Colletta (illustration) |
| Letters | typeset |
| Notes | Letters submitted by Steve Edwards; Donald Aurrichio; Ronald Krauss |