Appearing in "What If...Starring Sabretooth Cat and Mouse"
Featured Characters:
- Jubilee (Jubilation Lee) (First appearance)
Supporting Characters:
- X-Men (First appearance)
- Bishop (First and only known appearance; corpse)
- Beast (Hank McCoy) (First appearance; dies)
Antagonists:
- Sabretooth (Victor Creed) (First appearance; dies)
Other Characters:
- Iceman (Bobby Drake) (First and only known appearance; corpse)
- Emma Frost (First and only known appearance; corpse)
- Professor X (Charles Xavier) (Referenced)
- Cyclops (Scott Summers) (Referenced)
- Jean Grey-Summers (Referenced)
- Magneto (Erik Lehnsherr) (Referenced)
- Hellfire Club (Mentioned)
Races and Species:
- Mutants (First appearance)
- Humans (Referenced)
- Shi'ar (Referenced)
- Brood (First and only known appearance; as hologram)
- Sentinels (Mentioned)
- Mice (Mentioned)
Locations:
- Earth-9670 (First appearance)
- United States of America (First appearance)
- New York (First appearance)
- New York City (First appearance)
- Manhattan (First appearance)
- Morlock Tunnels (First appearance)
- Manhattan (First appearance)
- Westchester County (First appearance)
- North Salem (First appearance)
- Salem Center (First appearance)
- Xavier's School for Gifted Youngsters (First appearance)
- Danger Room (First appearance)
- Xavier's School for Gifted Youngsters (First appearance)
- Salem Center (First appearance)
- North Salem (First appearance)
- New York City (First appearance)
- New York (First appearance)
- Heaven (Mentioned)
- United States of America (First appearance)
Synopsis for "What If...Starring Sabretooth Cat and Mouse"
- Synopsis not yet written
Notes
- Diverges from Uncanny X-Men #311