||FEATURE: X-Men--Professor X; Cyclops; Phoenix [Jean Grey]; Storm; Wolverine; Colossus; Banshee; Nightcrawler; GUESTS: Beast; Moira MacTaggert; Lilandra; Havok; Polaris; Multiple Man; VILLAINS: Proteus; Magneto; Mastermind; CAMEO FLASHBACK: Iceman; Angel; CAMEOS: Magda Lehnsherr (Magneto's wife; on video); Popeye; Phantom Stranger (both snuck into a group panel of aliens on the Shi'ar homeworld)
||Moira tests Jean's Phoenix powers; Jean begins having hallucinations thanks to Mastermind; Moira discovers that Proteus has escaped; Beast finds out the X-Men are alive and lets them know that Moira needs their help on Muir Isle.
||John Byrne (Co-plot); Chris Claremont
||This issue is the first to reveal Magneto as the father of Quicksilver and the Scarlet Witch. Popeye and the Phantom Stranger appear in the background of page 16, panel 5, added by inker Terry Austin. A few characters from the Claremont/Byrne/Austin Starlord book appear in panel 6. These notes added 2005 by Steven Tice.
||in Classic X-Men (Marvel, 1986 series) #31; in Essential X-Men (Marvel, 1996 series) #2; in Marvel Special (Marvel Italia, 1994 series) #11; in Marvel (Labor Comics, 1986 series) #2