Regular Cover
| Release: | Dec 17, 1997 |
| Cover: | Feb 1998 |
Once an Avenger..., Part 1: Heroes Return
| Release: | Dec 17, 1997 |
| Cover: | Feb 1998 |
The Avengers, current and former, are attacked on all fronts by various Asgardian creatures. They regroup into the largest gathering of Avengers on record, and head out to face the threat, realizing that it is a trap, but not realizing the exact nature of the trap until after the trap is sprung.
| Writer | Kurt Busiek |
| Cover Penciller | George Pérez |
| Cover Inker | Al Vey |
| Cover Colorist | Tom Smith |
| Penciller | George Pérez |
| Inker | Al Vey |
| Colorist | Tom Smith |
| Letterer | Comicraft, Richard Starkings |
| Editor | Tom Brevoort, Robert Harras |
| Editor in Chief | Robert Harras |
| Spider-Man | Peter Parker |
| Captain America | Steve Rogers |
| Iron Man | Anthony 'Tony' Stark |
| The Thing | Benjamin J. Grimm |
| Mr. Fantastic | Reed Richards |
| Hulk | Robert Bruce Banner |
| Beast | Henry 'Hank' McCoy |
| Invisible Woman | Susan Storm Richards |
| Hawkeye | Clint Barton |
| Sub-Mariner | Namor McKenzie |
| Scarlet Witch | Wanda Maximoff |
| She-Hulk | Jennifer Walters |
| Wasp | Janet van Dyne |
| Black Widow | Natasha Romanoff |
| Black Panther | T'Challa |
| Quicksilver | Pietro Maximoff |
| Edwin Jarvis | |
| Vision | Victor Shade |
| Hercules (Marvel) | Heracles Panhellenios |
| Falcon | Sam Wilson |
| Rick Jones | |
| Moon Knight | Marc Spector |
| Crystal | Crystalia Amaquelin-Maximoff |
| Giant-Man | Henry 'Hank' Pym |
| Black Knight | Dane Whitman |
| Tigra | Greer Grant-Nelson |
| Firestar | Angelica Jones |
| Sandman | William 'Flint Marko' Baker |
| Moondragon | Heather Douglas |
| Justice | Vance Astrovik |
| U.S. Agent | John Walker |
| Starfox | Eros |
| Quasar | Wendell Vaughn |
| Sersi | Sersi |
| Thor | Jake Olson |
| Spider-Woman | Julia Carpenter |
| Darkhawk | Christopher Powell |
| Machine Man | X-51 / Aaron Stack |
| Rage | Elvin Daryl Haliday |
| Stingray | Walter Newell |
| Swordsman | Jacques Duquesne |
| Luna | Luna Maximoff |
| Living Lightning | Miguel Santos |
| Firebird | Bonita Juarez |
| Photon | Monica Rambeau |
| Binary | Carol Danvers |
| Magdalena | Patience |
| Demolition Man | Dennis Dunphy |
| Mordred (Marvel) | |
| Fomor | |
| Vanna |
| Age | Modern Age |
|---|---|
| Format | Comic |
| Series Group | Avengers |
| Genre | Action | Adventure | Super-Heroes |
| No. of Pages | 48 |
| Country | USA |
| Language | English |