| 0 | - | cover | 1 | pencils: Gil Kane; inks: Dan Adkins; colors: Thomas Mason | Jane Foster, Odin, Thor Odinson, Thor, Ulik |
| 1 | The Mighty Thor | cover reprint (on interior page) | 1 | pencils: John Buscema; inks: John Romita; letters: Danny Crespi | Thor; Hercules |
| 2 | Hercules Enraged! | comic story | 19 | script: Gerry Conway; pencils: John Buscema; inks: Mike Esposito; letters: John Costanza | Thor; Hercules; Zeus; Krato (introduction); Odin; Odin's Vizier; Balder; Sif; Silas Grant; Tana Nile; Rigellians; Krista; Hildegarde; Ares; Pluto; Snatos (introduction) |
| 3 | Battle at the Gates of Hell! | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Joe Sinnott, Al Milgrom, John Romita; letters: Danny Crespi | Thor; Hercules; Ares |
| 4 | Before the Gates of Hell! | comic story | 19 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Hercules; Ares; Demetros (introduction); Kratos; Zeus; Nestos (introduction); Olympians; Odin; Sif; Hildegarde; Krista; Pluto; Odin's Vizier; Chaga (introduction) |
| 5 | Fire-Sword vs. Hammer! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Frank Giacoia; letters: Danny Crespi | Thor; Pluto; Krista |
| 6 | Hellfire Across the World! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Mike Esposito; letters: Artie Simek | Thor; Hercules; Pluto; Krista; Heimdall; Odin; Sif; Hildegarde |
| 7 | This Is-- the Day of the Destroyer! | cover reprint (on interior page) | 1 | pencils: John Romita; inks: John Romita; letters: Danny Crespi | Thor; Hercules; Destroyer |
| 8 | No One Can Stop... The Destroyer! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Mike Esposito; letters: John Costanza | Thor; Hercules; the Destroyer; Krista; Don Blake; Professor Clement Holmes (introduction, animates the Destroyer); Otto; Doctor Lois Reddy |
| 9 | Firelord! | cover reprint (on interior page) | 1 | pencils: John Buscema; inks: John Buscema; letters: Danny Crespi | Thor; Hercules; Firelord |
| 10 | The Coming of the Firelord! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Hercules; Firelord (introduction); the Destroyer; Professor Clement Holmes (no longer animates the Destroyer); Otto; Don Blake; Krista; Odin; Sif; Hildegarde; Galactus |
| 11 | Who Stands With Galactus? | cover reprint (on interior page) | 1 | pencils: John Romita; inks: John Romita, Frank Giacoia; letters: Danny Crespi | Thor; Galactus |
| 12 | The Battle Beyond! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Mike Esposito, Dave Hunt; letters: Artie Simek | Thor; Hercules; Galactus; Firelord; Don Blake; Ego the Living Planet;
the Silver Surfer (flashback); Uatu the Watcher (flashback); Fantastic Four [Mr. Fantastic; Invisible Girl; Human Torch; the Thing] (flashback) |
| 13 | Three Against the Living Planet! | cover reprint (on interior page) | 1 | pencils: Rich Buckler; inks: John Romita; letters: Danny Crespi | Thor; Hercules; Firelord; Ego the Living Planet |
| 14 | In Search of... Ego! | comic story | 17 | script: Gerry Conway; pencils: Rich Buckler; inks: Joe Sinnott; letters: John Costanza | Thor; Hercules; Galactus; Firelord; Ego the Living Planet; Odin; Sif; Hildegarde; Krista; Heimdall |
| 15 | The Birth and Death of Ego, the Living Planet! | cover reprint (on interior page) | 1 | pencils: Rich Buckler; inks: Frank Giacoia; letters: Danny Crespi | Thor; Chimu |
| 16 | Ego: Beginning and End! | comic story | 18 | script: Gerry Conway; pencils: Rich Buckler, Arvell Jones, Keith Pollard; inks: Joe Sinnott; letters: John Costanza | Thor; Hercules; Galactus; Firelord; Ego the Living Planet (origin); Egros (in the form of Thor); Chimu; Odin; Sif |
| 17 | God of Thunder, Night of Doom! | cover reprint (on interior page) | 1 | pencils: Ron Wilson; inks: Mike Esposito; letters: Danny Crespi | Thor |
| 18 | Where Darkness Dwells, Dwell I! | comic story | 17 | script: Gerry Conway; pencils: Rich Buckler; inks: Chic Stone; letters: John Costanza | Thor; Hercules; Detective Sergeant Ralph Blumkenn (introduction); Theresa Mendell (dies); Moe Hartwell (dies); Odin; Sif; Dweller-in-Drakness (a Fear Lord, introduction); Krista |
| 19 | The Sky Above--the Pit Below! | cover reprint (on interior page) | 1 | pencils: Rich Buckler; inks: Joe Sinnott; letters: Danny Crespi | Thor; Hercules; demons |
| 20 | The Sky Above... The Pits Below! | comic story | 17 | script: Gerry Conway; pencils: Rich Buckler; inks: Joe Sinnott; letters: John Costanza, Charlotte Jetter | Thor; Hercules; Dweller-in-Darkness; demons; Iron Man; Sif; Krista; Edwin Jarvis; Hildegarde; Odin's Vizier |
| 21 | A Spectre From the Past! | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Frank Giacoia, John Romita; letters: Danny Crespi | Thor; Armak |
| 22 | A Spectre From the Past! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Dick Giordano, Terry Austin; letters: John Costanza | Thor; Hercules; Ralph Blumkenn; Jane Foster; Armak; Sif; Krista; Heimdall; Hildegarde |
| 23 | The Mighty Thor Battles the Being Called Firelord! | cover reprint (on interior page) | 1 | pencils: Ron Wilson; inks: Tom Palmer; letters: Danny Crespi | Thor; Firelord; Loki |
| 24 | Lo, The Raging Battle! | comic story | 17 | script: Gerry Conway; pencils: John Buscema; inks: Dick Giordano, Terry Austin; letters: John Costanza | Thor; Firelord; Loki; Jane Foster; Hildegarde; Sif; Odin's Vizier; Hercules; Krista; Jarvis; Ralph Blumkenn; Iron Man; Tom Fagan |
| 25 | Asgard and Earth! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Joe Sinnott; letters: Danny Crespi | Thor; Asgardian army |
| 26 | Midgard Aflame! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Chic Stone; letters: Artie Simek | Thor; Loki; Odin's Vizier; Chiefs of Staff; General Adams; Spider-Man; Hulk; Daredevil; the Silver Surfer; Hawkeye; Iron Man; Doctor Strange; Black Panther; Quicksilver; the Vision; Asgardians; General Sam Sawyer; Odin |
| 27 | The Mighty Thor | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Dick Giordano, John Romita; letters: Danny Crespi | Thor; Loki; Firelord; Asgardians |
| 28 | O, Bitter Victory! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Asgardians; Loki; General Sam Sawyer; Odin (as Orrin); Judith (introduction); Sif; Hercules; Firelord; Iron Man; Krista; Jarvis |
| 29 | The Lurker in the Labyrinth! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Frank Giacoia; letters: Danny Crespi | Thor; Hercules; Kamo Tharn |
| 30 | Who Lurks Beyond the Labyrinth! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; the Absorbing Man; Odin's Vizier; Jane Foster; Sif; Hercules; Kamo Tharnn |
| 31 | One Life to Give! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Al Milgrom; letters: Danny Crespi | Thor; The Absorbing Man |
| 32 | One Life to Give! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: Artie Simek | Thor; The Absorbing Man; Hercules; Sif; Odin's Vizier; Jane Foster; Odin (as Orrin); Judith; Ralph Blumkenn |
| 33 | Night of the Troll! | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Al Milgrom, John Romita; letters: Danny Crespi | Thor; Ulik |
| 34 | Ulik Unchained | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor (also as Don Blake); Jane Foster [Sif]; Ulik; Odin (as Orrin); Judith; Hercules; Odin's Vizier; Trolls |
| 35 | Battle in the World Below! | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Al Milgrom, John Romita; letters: Danny Crespi | Thor; Ulik |
| 36 | Night of the Troll! | comic story | 18 | script: Gerry Conway; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Ulik; Jane Foster; Trolls; Ralph Blumkenn; Hercules; Odin's Vizier; Odin (as Orrin); Judith; Tomas Chamarro; Geirrodur; Zotarr (automaton) |
| 37 | Odin in Exile! Ulik at Bay! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Dan Adkins; letters: Irv Watanabe | Thor; Odin; Ulik; Jane Foster |
| 38 | Time Quake! | comic story | 18 | script: Roy Thomas; pencils: Sal Buscema; inks: Joe Sinnott; letters: John Costanza | Thor (also as Don Blake); Jane Foster; UIik; Geirrodur; Trolls; Hercules; Ralph Blumkenn; Odin (as Orrin); Judith; Isis; Osiris; Horus |
| 39 | When Gods Make War! | cover reprint (on interior page) | 1 | pencils: Gil Kane, John Romita; inks: Klaus Janson, John Romita; letters: Danny Crespi | Thor; Horus |
| 40 | When the Gods Make War! | comic story | 18 | script: Roy Thomas, Bill Mantlo; pencils: Sal Buscema; inks: Klaus Janson; letters: John Costanza | Thor; Heimdall; Asgardians; Hogun; Fandral; Volstagg; Vizier; Mimir; Seth; Isis; Osiris; Horus; Jane Foster; Odin (as Atum-Re) |
| 41 | When Death Sails the Stars! | cover reprint (on interior page) | 1 | pencils: Jack Kirby; inks: Frank Giacoia; letters: Irving Watanabe | Thor |
| 42 | The Death-ship Sails the Stars! | comic story | 18 | script: Bill Mantlo; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Odin (as Atume-Re); Horus; Isis; Osiris; Jane Foster; Geb; Nut; Seth |
| 43 | When the Servitor Commands... | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Frank Giacoia; letters: Danny Crespi | Thor; Servitor; Warriors Three [Hogun; Fandral; Volstagg]; Jane Foster |
| 44 | When the Servitor Commands! | comic story | 18 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Odin; Thor; Jane Foster; Judith; Warriors Three [Fandral; Hogun; Volstagg]; Servitor; Zarrko |
| 45 | Turmoil in the Time-Stream! | cover reprint (on interior page) | 1 | pencils: Gil Kane; inks: Joe Sinnott; letters: Danny Crespi | Thor |
| 46 | Turmoil in the Time-Stream! | comic story | 18 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: Joe Rosen, Gaspar Saladino | Thor; Warriors Three [Fandral; Hogun; Volstagg]; Jane Foster; Zarrko; Servitor; Mangog (as Odin); Vizier; Mongols; Time-Twisters (introduction) |
| 47 | This Is the Way the World Ends! | cover reprint (on interior page) | 1 | pencils: Rich Buckler, John Romita; inks: Joe Sinnott, John Romita; letters: Danny Crespi | Thor; Jane Foster; the Time-Twisters |
| 48 | This Is the Way the World Ends! | comic story | 18 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: Joe Rosen | Thor; Warriors Three [Hogun; Fandral; Volstagg]; Jane Foster (also as Sif); Zarrko; Servitor; the Time-Twisters; Mangog (as Odin); Vizier; Balder; Derek (introduction); Gayla |
| 49 | The Temple at the End of Time! | cover reprint (on interior page) | 1 | pencils: Rich Buckler; inks: Joe Sinnott; letters: Danny Crespi | Thor; Servitor |
| 50 | The Temple at the End of Time! | comic story | 18 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: Joe Rosen, Gaspar Saladino | Thor; Warriors Three [Fandral; Hogun; Volstagg]; Servitor; Jane Foster; Zarrko, the Tomorrow Man; First Citizen Derek; The Protectroids; Time-Twisters; He Who Remains |
| 51 | The Fury of Firelord! | cover reprint (on interior page) | 1 | script: Len Wein; pencils: Rich Buckler; inks: Joe Sinnott; letters: Gaspar Saladino | Thor; Firelord; Jane Foster |
| 52 | The Fury of Firelord! | comic story | 17 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: John Costanza | Thor; Jane Foster; Warriors Three [Hogun; Fandral; Volstagg]; El Lobo (introduction); Firelord; Mangog (as Odin); Igron; Balder; Asgardians; Juan Elmirez (introduction); Gypsy (introduction); Hildegarde; Snaykar the Skulker (introduction) |
| 53 | The Flame and the Hammer! | cover reprint (on interior page) | 1 | script: Len Wein; pencils: Rich Buckler; inks: Joe Sinnott; letters: Danny Crespi | Thor; Firelord |
| 54 | The Flame and the Hammer! | comic story | 17 | script: Len Wein; pencils: John Buscema; inks: Joe Sinnott; letters: Joe Rosen, Gaspar Saladino | Thor; Firelord; Jane Foster; El Lobo; Gypsy; Mangog (as Odin); Igron; Balder; Asgardians; Warriors Three [Hogun; Fandral; Volstagg]; Juan Elmirez |