Appearing in "Poptopia (Part 1)"
Featured Characters:
- X-Men
- Archangel (Warren Worthington III)
- Chamber (Jono Starsmore) (Joins)
- Iceman (Bobby Drake) (Rejoins Team)
- Nightcrawler (Kurt Wagner) (Rejoins Team)
- Wolverine (Logan)
Supporting Characters:
- London Tunnel Dwellers (First appearance)
- Burning Puddle (First appearance)
- Carla (First appearance)
- Cyclops (First appearance; dies)
- Double Helix (First appearance)
- Harmony (First appearance)
- Saccharine (First appearance)
- Harmony's daughter (First appearance)
- Simian (First appearance; dies)
- Warthog (First appearance; dies)
Antagonists:
- Mister Clean (First appearance)
Other Characters:
- Sugar Kane (First appearance)
- Compound
- Vampyr (First appearance)
- Scree (First appearance)
- Donnie
- Gentrie
- Mickey
- Professor X (Charles Xavier) (Mentioned)
- Morlocks (Mentioned)
Races and Species:
Locations:
Items:
- Cerebra (Mentioned)
Synopsis for "Poptopia (Part 1)"
A new team lineup debuts as the X-Men become involved with an underground mutant colony in London, and Chamber befriends a British pop diva.