| Issue | #197 |
| Published | March 1972 |
| Cover Price | 0.20 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Thor; Mangog |
| Synopsis | Thor vs. Mangog |
| Genre | Superhero |
| Pencils | John Romita |
| Inks | John Romita |
| Characters | F: Thor; GS: Warriors Three [Fandral; Hogun; Volstagg]; Odin; Sif; The Three Norn Fates [Klothos; Laecius; Atropos]; Hildegarde; Silas Grant (I); GV: Kartag; Mangog; Satrina; Loki; Hela |
| Genre | Superhero |
| Script | Gerry Conway |
| Pencils | John Buscema |
| Inks | Vince Colletta |
| Letters | Artie Simek |
| Notes | First appearances of Silas Grant and the Twilight Well. |