||Fantastic Four [Mr. Fantastic; She-Hulk; Invisible Woman; Human Torch]; Avengers [Captain America; Hercules; Black Knight (Flashback; Cameo); Namor (Flashback; Cameo); Wasp (Flashback; Cameo)]; Jean Grey; Jarvis; Phoenix [Jean Grey] (Flashback); X-Men [Cyclops; Angel; Iceman; Beast; Wolverine; Colossus; Storm; Nightcrawler; Banshee; Professor X] (Cameo; Flashback); Sentinels (Flashback; Cameo); Stephen Lang (Flashback; Cameo); Doctor Corbeau (Flashback; Cameo)
||Reed Richards manages to free Jean Grey from the capsule the Avengers had found her in. While trying to restore her missing memories, Jean learns that she was replaced by the Phoenix, who in turn was destroyed by the humanity it gained by duplicating Jean.
||John Byrne; Chris Claremont
||John Byrne; Jackson Guice
||Terry Austin; Jackson Guice
||Story continues in part from Avengers #263 and continues in part in X-Factor #1.
According to John Byrne, significant portions of this issue were redrawn by Guice and rewritten by Claremont at the direction of Jim Shooter. (Note added by Brian Peck via the GCD Error Tracker, August 2010.)
||In Essential X-Factor (Marvel, 2005 series) #1