There's a lot that's about to happen, Reed. I'm coming back. I'm coming back to save everyone. And they're not going to like it. 
Appearing in "Earth X, Chapter X"
Featured Characters:
- Galactus (Franklin Richards) (Name revealed)
- The Watcher / Watchman (Aaron Stack) (First appearance as Watchman)
- Reed Richards
Supporting Characters:
- X-Men
- Captain America (Steve Rogers)
- Spider-Man (Peter Parker)
- Daredevil
- Man-Wolf (John Jameson)
- Kris Jameson
- Heralds of Galactus
- Atlantean Army
- Asgardians of Hel
- Hela (Death)
- Executioner (Skurge) (Death)
- Loki
- Balder (Death)
- Inhuman Royal Family
- King Britain (Brian Braddock)
- NYPD
- Venom (May Parker)
- Captain Marvel (Mar-Vell) (Dream)
- Texas Jack (Marshall Muldoon)
Antagonists:
- Celestials
- Oneg the Prober (Death)
- Ziran the Tester (Death)
- Jemiah the Analyzer
- Eson the Searcher
- Hargen the Measurer (Death)
- Tefral the Surveyor (Death)
- One Above All
- Arishem the Judge
- Nezarr the Calculator (Death)
- Gammenon the Gatherer (Death)
- Uatu
Other Characters:
- Redwing (Wyatt Wingfoot)
- Dragon Man
- Union Jacks
- Cossack
- Tony Stark (Corpse, skeleton or other remains)
- Thing (Ben Grimm)
- Hulk & Bruce Banner
- Black Bolt (Blackagar Boltagon) (Mentioned) (Deceased)
- Abel Stack (Mentioned)
- Galactus (Galan of Taa) (Mentioned)
- Jay Jameson
- Doctor Doom (Victor von Doom) (Mentioned)
- The Skull (Mentioned) (Deceased)
- Lady Dorma (Mentioned) (Deceased)
- Alicia Masters
- Brothers Grimm
- Iron Maiden
- Sue Storm (Mentioned) (Deceased)
- The Watcher (Ecce) (Mentioned)
- Lord Sunfire (Sonfire) (Mentioned)
- Czar Colossus (Piotr Rasputin) (Mentioned)
- Ka-Zar (Kevin Plunder) (Mentioned)
- Shanna the She-Devil (Shanna O'Hara) (Mentioned)
- Guardian (James Hudson) (Mentioned)
- Black Panther (T'Challa)
- Storm (Ororo Munroe)
- Beast (Hank McCoy)
- Ani-Men
- Jade Dragon
- J. Jonah Jameson
- Spiders Man
- Thor (Mentioned)
- Adam Warlock
- Her (Ayesha)
- Iron Avengers (Re-built)
Races and Species:
- Humans
- Robots
- Celestials
- Watchers
- Zenn-Lavians
- Atlanteans
- Atlantean-Human Hybrids
- Dinosaurs (Mentioned) (Extinct)
- Gigantos
- Hydra
- Asgardians
- Inhumans
- Eternals (Mentioned)
- Deviants (Mentioned)
- Mutants
- Symbiotes
- Kree (Dream)
- Cosmic Beings
Locations:
- Earth-9997
- Solar System
- Zenn-La, Deneb System (Mentioned)
Items:
- X-Uniforms
- Spider-Man's Suit
- Web-Shooters
- Daredevil's Suit
- Power Cosmic
- Doctor Doom's Armor
- Horn of Proteus
- King Britain's Uniform
- Terrigen Mist (Mentioned)
- Venom Symbiote
- Ruby-Quartz Sunglasses
Vehicles:
Events:
- Galactus Trilogy (Mentioned)
- Cretaceous–Paleogene Extinction Event (Mentioned)
- Second Host / Great Cataclysm (Mentioned)
Synopsis for "Earth X, Chapter X"
- Synopsis not yet written