| Issue | #199 |
| Published | May 1972 |
| Cover Price | 0.20 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Notes | Cover inks credit from Nick Caputo via the GCD Error List (19 December 2006) |
| Characters | Thor; Hela; Pluto |
| Synopsis | Thor and Hela vs hodes of Pluto |
| Genre | Superhero |
| Pencils | John Buscema |
| Inks | Frank Giacoia |
| Notes | Cover inks credit from Nick Caputo via the GCD Error List (19 December 2006) |
| Characters | Thor; Kartag; Odin's Vizier; Odin; Hela; Pluto; Sif; Hildegarde; Silas Grant; Tana Nile; Ego; Ego Prime (I); Balder; Karnilla; Gygather (I); Warriors Three [Hogun; Fandral; Volstagg] |
| Genre | Superhero |
| Script | Gerry Conway |
| Pencils | John Buscema |
| Inks | Vince Colletta |
| Letters | Sam Rosen |
| Notes | First appearances of Ego-Prime and Gygather. |