- Script
- Mark Waid (credited)
- Pencils
- Andy Kubert (credited)
- Inks
- Dan Panosian (credited)
- Colors
- Joe Rosas (credited); Malibu Coloring (credited as Malibu) (enhancement)
- Letters
- Richard Starkings (credited); Comicraft (credited)
- Genre
- superhero
- Characters
- X-Men [Cyclops; Jean Grey; Gambit; Rogue; Iceman; Bishop; Archangel; Psylocke; Cannonball]; GUESTS: Joseph; Ozymandias; Fantastic Four [Mr. Fantastic; Invisible Woman; Human Torch [Johnny Storm]; The Thing; Franklin Richards]; Avengers [Captain America [Steve Rogers]; Black Widow [Natasha Romanov]; Vision; Iron Man [Tnoy Stark]; Quicksilver; Crystal; Scarlet Witch; Thor; Wasp; Giant Man [Hank Pym]; Hawkeye; VILLAINS: Onslaught; Sentinels
- Synopsis
- The X-Men, Avengers and Fantastic Four vainly try to thwart Onslaught and his Sentinels' plans of world conquest.
- Reprints
Continued in Uncanny X-Men (Marvel, 1981 series) #336.
- Script
- ?
- Letters
- typeset
Letters from readers: Corum Van Esch, Michael Avolio, Zachary Wagner, Kristy Sherburne