| Issue | #4 |
| Published | February 1972 |
| Cover Price | 0.25 USD |
| Pages | 52 |
| Editing | Stan Lee |
| Characters | Thor; Odin |
| Genre | Superhero |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Reprinted | from Thor (Marvel, 1966 series) #127 (April 1966) |
| Characters | Thor; Hercules; Odin; Heimdall; Balder; Seidring the Merciless (I); Jane Foster |
| Synopsis | Thor and Hercules fight over Jane Foster. Odin, still angry because Thor revealed his identity to Jane, removes half Thor's powers by giving 'Odin Power' to Seidring. Hercules defeats Thor. |
| Genre | Superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | First appearance of Seidring the Merciless. |
| Reprinted | from Thor (Marvel, 1966 series) #126 (March 1966) |
| Characters | GS: Thor; O: Loki (part 3); V: Loki; Ghan (I) |
| Synopsis | Loki aids a giant in escaping from the Asgardians. |
| Genre | Superhero; Fantasy |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | Part 3 of Loki's origin. Third biographical Loki story, the first appearance of Ghan. |
| Reprinted | from Journey Into Mystery (Marvel, 1952 series) #115 (April 1965) |
| Characters | Thor; Jane Foster; Pluto (I); Odin; Seidring; Balder; Heimdall; Hyppolita (I) |
| Synopsis | The weakened and defeated Thor returns to Asgard where he finds Seidring has taken over. He battles the 'odin power' and defeats Seidring only to collapse himself. |
| Genre | Superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Vince Colletta |
| Letters | Sam Rosen |
| Notes | First appearances of Pluto and Hyppolita. |
| Reprinted | from Thor (Marvel, 1966 series) #127 (April 1966) |