| Issue | #400 |
| Published | July 1996 |
| Frequency | monthly |
| Cover Price | 2.50 USD; 3.50 CAD |
| Pages | 52 |
| Editing | Nancy Poletti (Assistant Editor); Mark Gruenwald (Editor); Bob Harras (Editor-in-Chief) |
| Characters | Captain America [Steve Rogers]; Thor; Vision; Scarlet Witch; Wasp; Giant-Man [Hank Pym]; Quicksilver; Iron Man [Tony Stark]; Grim Reaper; Controller; Count Nefaria; Black Knight [Sir Percy of Scandia]; Kree; Ultron; Living Laser; Skrull; Hyperion; Dr. Spectrum |
| Genre | superhero |
| Pencils | Mike Deodato Jr. (signed) |
| Inks | Tom Palmer (signed) |
| Letters | Typeset |
| Notes | Wraparound cover |
| Characters | Avengers [Captain America [Steve Rogers]; Iron Man [Tony Stark]; Thor; Vision; Scarlet Witch; Wasp; Gaint-Man [Hank Pym]; Quicksilver; Crystal; Hawkeye; Black Widow]; GUEST: Edwin Jarvis; VILLAINS: Loki [also as Tyfon]; Shadow Duplicates of Black Knight [Sir Percy of Scandia]; Melter; Radioactive Man; Living Laser; Kree; Skrulls; Kang; Dr. Spectrum; Hyperion; Whizzer; Lava Men; Ultron; Controller; Grim Reaper; Hangman; Count Nefaria; CAMEOS: Beast; Falcon; Hellcat; Starfox; Captain Marvel [Monica Rambeau]; Wonder Man; Black Knight [Dane Whitman]; Mantis; Tigra; Swordsman; Spider-Woman [Julia Carpenter]; Sandman; Binary [Carol Danvers]; Sersi; Quasar; Deathcry; Rage; Moondragon; Dr. Druid; Stranger; Thanos; Arkon; Grey Gargoyle; Absorbing Man; Enchantress; Collector; Baron Zemo; Spider-Man; Mr. Fantastic; Invisible Woman; The Thing; Black Panther; Namor, the Sub-Mariner; She-Hulk; X-Man |
| Synopsis | Loki has returned and is opening a portal to a dark dimension that threatens to engulf the whole earth; While the Avengers battle simulacra of many of their old foes, the fate of the earth rests in the hands of one man--Edwin Jarvis. |
| Genre | superhero |
| Script | Mark Waid |
| Pencils | Mike Wieringo (breakdowns) |
| Inks | Tom Palmer (finishes) |
| Colors | John Kalisz |
| Letters | Bill Oakley |
| Notes | Continued in Uncanny X-Men, the (Marvel, 1981 series) #335 |
| Characters | Thor; Iron Man; Giant-Man [Hank Pym; Ant-Man; Goliath; Yellowjacket]; Wasp; Hulk; Captain America; Wonder Man; Hawkeye [Goliath]; Quicksilver; Scarlet Witch; Swordsman [Jacques Duquesne]; Hercules; Black Panther; Vision; Black Knight [Dane Whitman]; Black Widow; Beast; Mantis; Moondragon; Hellcat; Jocasta; Ms. Marvel [Binary]; Falcon; Tigra; She-Hulk; Captain Marvel [Monica Rambeau]; Starfox; Mockingbird; The Thing; Namor, the Sub-Mariner; Firebird; Dr. Druid; Moon Knight; Marrina; Yellowjacket [Rita DeMara]; Mr. Fantastic; Invisible Woman; Gilgamesh; Quasar; Sersi; Stingray; Rage; Sandman; Spider-Man; Crystal; Thunderstrike; Deathcry; Swordsman [Philip Jarvert]; USAgent; Human Torch [Jim Hammond]; Magdalene; Madame Masque; Living Lightning; Spider-Woman [Julia Carpenter] |
| Genre | superhero |
| Pencils | Mike Deodato Jr. |
| Inks | Tom Palmer |
| Colors | John Kalisz |
| Letters | Typeset |
| Notes | Presents a roster of Avengers members including head shots of their various incarnations and a listing of all their appearances in both Avengers and West Coast Avengers. |