I will wage war on this fortress. But to do that, I will need to assemble warriors. Once again, I must band together the Insidious Six. 
Appearances
Featured Characters:
Supporting Characters:
- Commander Keene Marlow (First appearance)
- Col. Nick Fury
- Daily Bugle
- Aunt May Parker
- Mary Jane Watson-Parker (Impersonates Mary Jane Watson)
Antagonists:
- Wild Pack (First appearance)
- Silver Sable (Silvija Sablinova) (First appearance)
- Five unidentified members
- Dr. Herbert Landon
- Kingpin (Wilson Fisk)
- Insidious Six
Other Characters:
- S.H.I.E.L.D.
- Agent X
- Unnamed agents of S.H.I.E.L.D.
- Dr. Wolfgang Groitzig (First appearance)
- Illyena Groitzig (Mentioned)
- Omar Mosely (First appearance)
- Anna Watson
- Uncle Ben Parker (Mentioned)
- Quentin Beck (Mentioned)
- Richard Parker (Photo)
- Mary Parker (Photo)
- Mr. Lentz (First appearance)
Races and Species:
Locations:
- Earth-92131 (Reality)
- United States of America
- Russia
- Moscow
- Red Square (Cameo)
- Saint Basil's Cathedral (Cameo)
- Vnukovo International Airport
- Lentz's Home
- Red Square (Cameo)
- Siberia (Mentioned)
- Moscow
Items:
- Doctor Octopus' Tentacles
- Rhino Armor
- Scorpion's Suit
- Shocker's Vibro-Shock Gauntlets
- Vulture's Wings
- Spider-Man's Suit and Web-Shooters
- Six American Warriors' Ring Device (First appearance)
- Doomsday Device (Mentioned)
Vehicles:
- S.H.I.E.L.D. Flying Cars
- S.H.I.E.L.D. Helicarrier
- Kingpin's Stealth Sky Plane 2.0
- Airplane
Events:
- World War II (Mentioned)
Synopsis
Aunt May reveals to Peter that his parents were Russian spies and traitors to America. Peter heads to Moscow with Robbie to look for answers, hoping to prove their innocence. Meanwhile, Dr. Groitzig reappears after years of being assumed dead, but mysteriously disappears again.