You maniac! Don't you realize the chaos you've triggered? Despite his power, Galactus is fundamentally a creature of science! To introduce a force that... that alien to the mystic realms is unconscionable! Nothing there follows the laws of existence that he carries with him! His presence there may very well unbalance existence itself! 
Appearing in "Herald Supreme: Part One"
Featured Characters:
Antagonists:
- Grand Council of Mages (First appearance) (Only in flashback)
- Zoloz (First appearance) (Main story and flashback)
- Unnamed members
Other Characters:
- Morgana Blessing (Only in recap)
- Cleopatra (Only in recap)
- Clea (Only in recap)
- Zelma Stanton (Only in recap)
- Dead Girl (Moonbeam) (Only in recap)
- Munnopor (Only in recap)
- Night Nurse (Linda Carter) (Only in recap)
- Victoria Bentley (Only in recap)
- Madeleine St. Germaine (Only in recap)
- Scarlet Witch (Wanda Maximoff) (Only in recap)
- Sara Wolfe (Only in recap)
- Yao (Earth-616)
- Baron Mordo (Karl Mordo) (Only in recap)
- Dormammu (Only in recap)
- Nightmare (Only in recap)
- D'Spayre (Only in recap)
- Tiboro (Only in recap)
- Umar (Only in recap)
- Defenders (Only in recap)
- Gargoyle (Isaac Christians) (Only in recap)
- Power Man (Luke Cage) (Only in recap)
- Nighthawk (Kyle Richmond) (Only in recap)
- Silver Surfer (Norrin Radd) (Only in recap)
- Beast (Hank McCoy) (Only in recap)
- Red Guardian (Tania Belinskaya) (Only in recap)
- Valkyrie (Brunnhilde) (Only in recap)
- Namor the Sub-Mariner (Only in recap)
- Hulk (Bruce Banner) (Only in recap)
- Hellcat (Patsy Walker) (Only in recap)
- Eternity (Only in recap)
- Mephisto (Only in recap)
- Living Tribunal (Only in recap)
- Illuminati (Only in recap)
- Iron Man (Tony Stark) (Only in recap)
- Black Bolt (Blackagar Boltagon) (Only in recap)
- Mister Fantastic (Reed Richards) (Only in recap)
- Professor X (Charles Xavier) (Only in recap)
- Empirikul (Only in recap)
- Eyebot (Only in recap)
- The Imperator (Only in recap)
- Mister Misery (Only in recap)
- Galactus (First Appearance; main story and flashback)
- Silver Surfer (Norrin Radd) (First Appearance; only in flashback)
- Heralds of Galactus (Mentioned)
- Ikonn (Referenced)
Races and Species:
- Humans (Main story and recap)
- Faltine Hybrids (Only in recap)
- Mutants (Only in recap)
- Gods (Only in recap)
- Faltine (Only in recap)
- Demons (Only in recap)
- Abstract Entities (Only in recap)
- Cosmic Beings (Main story and recap)
- Zenn-Lavians (Only in recap)
- Atlantean-Human Hybrids (Only in recap)
- Inhumans (Only in recap)
- Robots (Only in recap)
- Zaraxians (First appearance) (Main story and flashback)
- Elbrendorth Dragons (Referenced)
- Codorvian Wyrms (Referenced)
Locations:
- Prime Marvel Universe (Main story and flashback)
- Milky Way (Main story and flashback)
- Solar System (Main story and recap)
- Earth (Main story and recap)
- United States of America (Main story and recap)
- New York (Main story and recap)
- New York City (Main story and recap)
- Manhattan (Main story and recap)
- Greenwich Village (Main story and recap)
- Bleecker Street (Main story and recap)
- Sanctum Sanctorum (Main story and recap)
- Bleecker Street (Main story and recap)
- Greenwich Village (Main story and recap)
- Manhattan (Main story and recap)
- New York City (Main story and recap)
- Funtime, Inc. Facility (Only in recap)
- New York (Main story and recap)
- China (Only in recap)
- Earth Orbit
- Moon (Cameo)
- United States of America (Main story and recap)
- Earth (Main story and recap)
- Solar System (Main story and recap)
- Milky Way (Main story and flashback)
Earth-TRN892 (First appearance)
- Milky Way (First appearance)
- Solar System (First appearance)
- Earth (First appearance)
- United States of America (First appearance)
- New York (First appearance)
- New York City (First appearance)
- Manhattan (First appearance)
- Greenwich Village (First appearance)
- Bleecker Street (First appearance)
- Sanctum Sanctorum (First appearance)
- Bleecker Street (First appearance)
- Greenwich Village (First appearance)
- Manhattan (First appearance)
- New York City (First appearance)
- New York (First appearance)
- United States of America (First appearance)
- Earth (First appearance)
- Tau Ceti System (First appearance) (Main story and flashback)
- Zarax (First appearance) (Main story and flashback)
- Solar System (First appearance)
- Asgard (Main story and recap)
- Nidavellir (Main story and recap)
- Forges of Nidavellir (Main story and recap)
- The Forge (Main story and recap)
- Forges of Nidavellir (Main story and recap)
- Nidavellir (Main story and recap)
- Mystic Realms
- Nether Realms
- Milky Way (First appearance)
Items:
- Eye of Agamotto and Cloak of Levitation (Main story and recap)
- X-Uniforms (Only in recap)
- Wondrous Wand of Tiboro (Only in recap)
- Tiboro's Coat (Only in recap)
- Power Cosmic (Main story and flashback)
- Dragonfang (Only in recap)
- Cat Suit (Only in recap)
- Iron Man Armor Model 25 (Only in recap)
- Infinity Gauntlet (Only in recap)
- Infinity Gems (Only in recap)
- Fantastic Four Uniform (Only in recap)
- Faltine Furnace (Main story and recap)
- Wall of Infinite Elements
- Beams of Berylla (First appearance)
- Shield of the Seraphim
- Images of Ikonn
- Snare of Baltik (First appearance)
- Mask of Alongim (First appearance)
- Wand of Sag-Ronoth (First appearance)
- Unnamed armband of limitless stamina (First appearance)
- Unnamed amulet to shield against poison (First appearance)
- Unnamed mace possessed by a battledemon (First appearance)
- Psychic Blade of Faustal (First appearance)
- Key of Kussundra (First appearance)
Vehicles:
- Silver Surfer's Surfboard (Main story and flashback)
- Hoverchair (Only in recap)
- Taa II
Synopsis for "Herald Supreme: Part One"
- Synopsis not yet written
Solicit Synopsis
• After the incredible #400, Doc is finally face to face with the man who controls Earth’s magic!
• What chance does Strange have against a foe who can literally turn Strange’s spells off?!Notes
- The cover teases the War of the Realms event in April 2019, as "coming in 1 week."