| Issue | #141 |
| Published | June 1967 |
| Frequency | monthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Thor; Replicus |
| Genre | Superhero |
| Pencils | Jack Kirby |
| Inks | Vince Colletta (vignettes); Frank Giacoia (main figure) |
| Notes | Vignettes and main figure taken from interior story; Giacoia (re-)inking credit from Nick Caputo via GCD Errors list, January 2009. |
| Reprinted | in Marvel Spectacular (Marvel, 1973 series) #12 (December 1974); in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #6; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #40 |
| Characters | Thor; Slugger Sykes (introduction)(death); Chuda (introduction)(death); Replicus (introduction); Don Blake; Granny Gardenia (introduction); Blackie |
| Synopsis | Slugger Sykes joins Chuda to use the cybernetic Replicus for crime. Replicus fights Thor as Sykes turns on Chuda's plans for world domination. Chuda and Sykes die. Replicus is destroyed. |
| Genre | Superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | Page 12 is not reprinted in the Marvel Spectacular #12 reprint. |
| Reprinted | in Marvel Spectacular (Marvel, 1973 series) #12 (December 1974) [-1 page]; in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #6; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #40 |
| Characters | Thor; Warriors Three [Hogun; Fandral; Volstagg]; Mogul; Alibar, the Thief (introduction); Satan's Forty Horsemen (introduction) |
| Synopsis | Thor and his companions invade Mogul's stronghold. |
| Genre | Superhero; Fantasy |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | Mystic Mountain Part 5. |
| Reprinted | in Marvel Masterworks: The Mighty Thor (Marvel, 2003 series) #6; in Essential Thor (Marvel, 2001 series) #3 [black & white]; in Mitico Thor, Il (Editoriale Corno, 1971 series) #35 |
| Script | Stan Lee ? |
| Letters | typeset |
| Notes | Letters submitted by Dan Day; Orin King; Jay McCracken; Charles Blagg |