| Issue | #12 |
| Published | January 1965 |
| Frequency | monthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Iron Man [Tony Stark]; Giant-Man [Hank Pym]; Captain America [Steve Rogers]; Thor; Wasp; Mole Man |
| Genre | superhero |
| Pencils | Jack Kirby |
| Inks | Chic Stone |
| Reprinted | in Marvel Triple Action (Marvel, 1972 series) #6 (October 1972); in Marvel Masterworks (Marvel, 1987 series) #9 |
| Characters | Iron Man [Tony Stark]; Giant-Man [Hank Pym]; Captain America [Steve Rogers]; Thor; Wasp; Mole Man; Red Ghost |
| Genre | superhero |
| Script | Stan Lee |
| Pencils | Don Heck |
| Inks | Dick Ayers |
| Letters | Sam Rosen |
| Reprinted | in Marvel Triple Action (Marvel, 1972 series) #6 (October 1972); in Marvel Masterworks (Marvel, 1987 series) #9; in Mitico Thor, Il (Editoriale Corno, 1971 series) #19 |