| Issue | #84 |
| Published | December 1966 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Captain America [Steve Rogers]; Super-Adaptoid |
| Genre | superhero |
| Pencils | Jack Kirby |
| Inks | Frank Giacoia |
| Reprinted | in Marvel Double Feature (Marvel, 1973 series) #8; in Essential Captain America (Marvel, 2000 series) #1; in Essential Iron Man (Marvel, 2000 series) #2; in Marvel Masterworks: The Invincible Iron Man (Marvel, 2003 series) #4 |
| Characters | Iron Man [Tony Stark]; Mandarin; Senator Harrington Byrd; Pepper Potts; Happy Hogan |
| Synopsis | Mandarin is plotting against Iron Man. |
| Genre | superhero |
| Script | Stan Lee |
| Pencils | Gene Colan |
| Inks | Frank Giacoia |
| Letters | Sam Rosen |
| Reprinted | in Marvel Double Feature (Marvel, 1973 series) #1; in Essential Iron Man (Marvel, 2000 series) #2; in Marvel Masterworks: The Invincible Iron Man (Marvel, 2003 series) #4 |
| Characters | Captain America [Steve Rogers]; Super-Adaptoid; The Avengers [Giant-Man [Hank Pym]; The Wasp [Janet Van Dyne]; Hawkeye [Clint Barton]] |
| Synopsis | Adaptoid turns into the Super-Adaptoid, an even more menacing adversary. |
| Genre | superhero |
| Script | Stan Lee |
| Pencils | Jack Kirby |
| Inks | Frank Giacoia |
| Letters | Sam Rosen |
| Reprinted | in Marvel Double Feature (Marvel, 1973 series) #8; in Essential Captain America (Marvel, 2000 series) #1. |