Featured Characters:

• Avengers (First appearance)
  • Iron Man (Tony Stark) (First appearance)
  • Captain America (Steve Rogers) (First appearance)
  • Hulk (Bruce Banner) (First appearance)
  • Thor (First appearance)
  • Captain Marvel (Carol Danvers) (First appearance)
• Reptil (Humberto Lopez) (First appearance)

Supporting Characters:

• Santa Claus (Jolnir) (First appearance)
• Rocket Raccoon (First appearance)
• Groot (First appearance)

Antagonists:

• Loki (First appearance)
• Ymir (First appearance)
• Giant Dinosaur (First appearance)

Other Characters:

• Light Elves (First appearance)
  • Athidel (First appearance)
  • Malitri (First appearance)
  • Jorokraken (First appearance)
• Mrs. Claus (First appearance)
• Nick (First appearance)
• J.A.R.V.I.S. (First appearance)
• Howard Stark (First appearance) (Only in flashback)
• Joseph Rogers (First appearance) (Only in flashback)
• Sarah Rogers (First appearance) (Only in flashback)
• Mr. Lopez (First appearance) (Only in flashback)
• Mrs. Lopez (First appearance) (Only in flashback)
• She-Hulk (Jennifer Walters) (First appearance)
• Heimdall (Mentioned)
• Frost Giants (Mentioned)

Locations:

• Earth-TRN838 (First appearance)
  • Midgard/Earth (First appearance)
    • North Pole (First appearance)
    • Monuriki Island (First appearance)
    • United States of America (First appearance)
      • New York (First appearance)
        • New York City (First appearance)
          • Manhattan (First appearance)
            • Avengers Tower (First appearance)
  • Asgard (Mentioned)
    • City of Asgard (Mentioned)
      • Bifrost (First appearance)
  • Niffleheim (First appearance)
  • Alfheim (First appearance)
    • Santa's House (First appearance)

Items:

• Casket of Ancient Winters (First appearance)
• Casket of Ancient Power (First appearance)
• Dimensional Gate Bridge (First appearance)
• Mjolnir (First appearance)
• Fossilized Amulet (First appearance)
• Iron Man Armor MK L (First appearance)
• Captain America's Shield (First appearance)
• Loki's Scepter (First appearance)

Vehicles:

• Santa's Sleigh (First appearance)
• Rocket's Ship (First appearance)

• Mick Wingert as Iron Man (Tony Stark) and Athidel
• Matthew Mercer as Captain America (Steve Rogers)
• Travis Willingham as Thor
• Fred Tatasciore as Hulk (Bruce Banner) and Ymir
• Grey DeLisle as Captain Marvel (Carol Danvers)
• Antony Del Rio as Reptil (Humberto Lopez)
• Trevor Devall as Rocket Raccoon, J.A.R.V.I.S. and Malitri
• Kevin Michael Richardson as Groot
• Steven Blum as Santa Claus (Jolnir) and Nick
• Jane Singer as Mrs. Claus
• Troy Baker as Loki

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