- Script
- John Francis Moore
- Pencils
- Paul Smith (storyboard); Manny Clark [as Mandel Alves Flor] (misspelled, see notes); Fabio Laguna; Al Rio; Edde Wagner
- Inks
- Ralph Cabrera; Keith Champagne; John Lowe; Mark McKenna; Al Milgrom; Joe Rubinstein; Tim Townsend
- Colors
- Joe Agostinelli; Ariane Lenshoek [as Ariane]; Mel Sanchez; Andrew Triana; Matt Webb
- Letters
- Steve Dutro; Bill Oakley; Richard Starkings
- First Line of Dialogue or Text
- Below the eighty-third parallel, high in the mountains of Antarctica, a siren sounds, cutting through the roar of the subzero wind.
- Genre
- superhero
- Characters
- X-Men [Cyclops; Jean Grey]; Havok; Polaris; Nereel; Sauron; Savage Land Mutates [Barbarus; Forearm; Worm; Whiteout; Lupo; Brainchild]; CAMEO FLASHBACK: Angel; Beast
- Synopsis
- The X-Men rescue Havok from the Savage Land.
The credits do not indicate who did what pages. Manny Clark has his birth name Manoel Alves Flor misspelled. Story split in XX chapters: 1) The Arrival (15 pages) / 2) The Ties That Bind (16 pages) / 3) Wings of Despair (15 pages).
- Script
- ?
- Pencils
- John Romita Jr. (illo)
- Inks
- Tom Palmer (illo)
- Colors
- ? (illo)
- Letters
- typeset
- First Line of Dialogue or Text
- Today, I received X-Men Unlimited #4, and I was completely blown away.
- Characters
- Gambit; Jean Grey; Storm
Letters from readers: Tina Randleman, Sherman Richardson, David Furlong, Susan Lonchar, Andrew Burke, Ben Lomax, Tom Groot, Will Duyok, and Doug Peck. Blurb for next issue. Illustration from a next issue's pin-up (recolored).