Featured Characters:

• Human Torch (Johnny Storm) (First appearance)

Supporting Characters:

• Mr. Fantastic (Reed Richards) (First appearance)
• Candy (First appearance)

Antagonists:

• Skrulls (First appearance)
• Dragon Man (First appearance)
• Paibok the Power Skrull (First appearance)
• Terrax the Untamed (First appearance)

Other Characters:

• Fantastic Four (First appearance)
  • Invisible Woman (Susan Storm) (First appearance)
  • The Thing (Ben Grimm) (First appearance)
• Galactus (Galan) (First appearance)
• Petunia Grimm (Mentioned)
• Doctor Doom (Victor von Doom) (Mentioned)

Races and Species:

• Homo sapiens (First appearance)
• Landlaks (First appearance)
• Skrulls (First appearance)

Locations:

• Earth-TRN1005 (First appearance)
  • Earth (First appearance)
    • United States of America (First appearance)
      • New York (First appearance)
        • New York City (First appearance)
          • Manhattan (First appearance)
            • Baxter Building (First appearance)
      • Colorado (First appearance)
        • Rocky Mountains (First appearance)
          • Von Doom Industries Medical Center (First appearance)
  • Earth Orbit (First appearance)
    • Von Doom Industries Space Station (First appearance)