| Issue | #4 |
| Published | March 1999 |
| Frequency | monthly |
| Cover Price | 2.99 USD; 4.50 CAD |
| Pages | 36 |
| Editing | Tom Brevoort (Editor); Gregg Schigiel (Assistant Editor); Bob Harras (Editor-in-Chief) |
| Notes | Back cover designed by John Roshell; 3-D rendering by Doug Rowell and Randee Z |
| Characters | a future Avengers [Jocasta; Killraven; Crimson Dynamo; Thundra; Black Panther; Living Lightning] |
| Genre | Superhero |
| Pencils | Carlos Pacheco (signed) |
| Inks | Jesus Merino (signed) |
| Colors | Steve Oliff; Tony Kelly |
| Reprinted | in Avengers Forever (Marvel, 2009 series) #[nn]; in Avengers Forever (Marvel, 2001 series) #[nn] |
| Characters | Kang; Kid Colt; Rawhide Kid; Two Gun Kid |
| Genre | Superhero |
| Pencils | John Buscema |
| Inks | Tom Plamer |
| Colors | Steve Oliff; Tony Kelly |
| Reprinted | in Avengers Forever (Marvel, 2009 series) #[nn]; in Avengers Forever (Marvel, 2001 series) #[nn] |
| Characters | Scarlet Witch; Vision; Captain Marvel [Monica Rambeau]; Captain America [Steve Rogers]; Hulk [Bruce Banner] |
| Genre | Superhero |
| Pencils | Jeff Smith (signed) |
| Inks | Jeff Smith (signed) |
| Colors | Steve Oliff; Tony Kelly |
| Reprinted | in Avengers Forever (Marvel, 2009 series) #[nn]; in Avengers Forever (Marvel, 2001 series) #[nn] |
| Characters | Avengers [Venus; Marvel Boy; 3-D Man; Human Robot; Gorilla Man] |
| Genre | Superhero |
| Pencils | Frank Quitely (signed) |
| Inks | Frank Quitely (signed) |
| Colors | Steve Oliff; Tony Kelly |
| Reprinted | in Avengers Forever (Marvel, 2009 series) #[nn]; in Avengers Forever (Marvel, 2001 series) #[nn] |
| Characters | The Avengers [Captain America; Yellowjacket; Songbird; Hawkeye; Captain Marvel; Wasp; Giant Man]; Rick Jones; Libra; a future Avengers [Jocasta; Killraven; Crimson Dynamo; Thundra; Living Lightning; Black Panther]; the Skorpsmen; Rawhide Kid; Kid Colt; Two Gun Kid; Kang; the 1950s Avengers [Venus; Marvel Boy; 3-D Man; Human Robot; Gorilla Man]; a Skrull posing as Richard Nixon |
| Synopsis | While taking refuge in the time machine, the Avengers pick up 3 time anomalies and decide to split their forces and investigate them. Yellowjacket, Hawkeye and Songbird go to Tombstome in the old west; Captain Marvel and the Wasp journey to the 1950s; and Giant Man and Captain America journey to the future. For his own safety, Rick stays in the time machine. |
| Genre | Superhero |
| Script | Roger Stern (Plot); Kurt Busiek (Plot & Script) |
| Pencils | Carlos Pacheco |
| Inks | Jesus Merino |
| Colors | Steve Oliff; Graphic Color Works (separations) |
| Letters | Richard Starkings ; Albert Deschesne |
| Notes | Annotations for books 1-4 are in this issue. |
| Reprinted | in Avengers Forever (Marvel, 2009 series) #[nn]; in Avengers Forever (Marvel, 2001 series) #[nn] |