You think you can conquer mankind, do you! Well, take a good look at the missile flying in the sky! How will you and your spiders ever battle such powerful modern weapons as that? 
- —Robert Carter
Appearing in "Where Will You Be, When... The Spider Strikes!"
Featured Characters:
- Robert Carter
Supporting Characters:
- United States Army
- Unnamed Major
Antagonists:
- Giant Mutated Spider (First appearance; dies)
Other Characters:
- United States Government
- Frank
Races and Species:
Locations:
- Earth
- United States of America
- New Mexico
- Atomic Research Building
- New Mexico
- United States of America
Items:
- Atomic Machine
Synopsis for "Where Will You Be, When... The Spider Strikes!"
A physicist working at an atomic research lab in New Mexico goes into work one day unknowingly with a spider in his pants cuff. The creature becomes bombarded by the atomic rays and grows to a huge size, gaining the power to think and speak, and then attacks the humans. The physicist tricks the spider into snagging a missile test with its web and when it climbs towards it, the missile detonates and kills the spider.
Appearing in "The Thread"
Journey Into Unknown Worlds #13
Featured Characters:
- Matt Anderson
Antagonists:
- Midget Morgan / Count Morgan
Other Characters:
- Red Murdock
- Pop Anderson
- Dr. Waynne
Races and Species:
Locations:
- Yukon
- Red's Water Front Shack
- Yukon River
- Saint Elias Mountains
- Brenwcht (Only in flashback), Germany (Only in flashback),
- Rome (Only in flashback), Italy (Only in flashback),
Synopsis for "The Thread"
Journey Into Unknown Worlds #13
The mysterious death of a scientist reveals a mystical device and leads to the death of a centuries-old Italian count.
Appearing in "What Lurks on Channel X?"
Featured Characters:
- Bill Jones
- Ruth Jones
Supporting Characters:
- Mr. Cragley
Antagonists:
- "Paragon Television Co." (Plutonians)
- Jordan
- Numerous unnamed Plutonian warriors
Other Characters:
- Ruth's Sister (Referenced)
- Numerous unnamed Earthlings (Vision or hallucination)
Races and Species:
Locations:
- Prime Marvel Universe
- Milky Way
- Solar System
- Milky Way
- Earth-Unknown (Vision or hallucination)
- Earth (Vision or hallucination)
- United States of America (Vision or hallucination)
- Earth (Vision or hallucination)
Items:
- Paragon Television Co. TV
Vehicles:
- Plutonian Spacecraft
Synopsis for "What Lurks on Channel X?"
A couple in an apartment with a nasty landlord receive a free TV set that turns out to be a plot of Plutonian warriors to enslave Earth by hypnotizing people through the sets in preparation for their landing force. The couple snap out of the hypnosis and the aliens from Pluto realize that their plan has failed and leave Earth. It turns out the landlord took down the antenna that the couple had set up to improve reception of the set, the landlord demands they use the building antenna just like everyone else. The couple express their overwhelming gratitude to the puzzled landlord.
Appearing in "Menace From Mars!"
Featured Characters:
- Unnamed Psychiatric Patient
Antagonists:
- Martains
- Numerous unnamed Martians
Other Characters:
- Sanatorium Orderlies
Races and Species:
Locations:
Vehicles:
- Martian Spacecraft
Synopsis for "Menace From Mars!"
Martians come to Earth to discover if humans represent a threat to them. They question a human using a machine to verify his answers, and find that he is totally free of greed, hatred or deceit. The Martians leave satisfied, unaware that they questioned a mental patient.
Appearing in "One Look Means Doom!"
Featured Characters:
- Charles Grey
Supporting Characters:
- Sarah Grey
Antagonists:
Other Characters:
- Unnamed Realtor
Races and Species:
Locations:
- Earthspace
- Heaven (Invoked)
Synopsis for "One Look Means Doom!"
A man and his wife buy a castle in Europe that no one has lived in for years due to a curse. The man finds a door that is sealed and hears a voice behind it pleading for help. He gets the door open, but the prisoner turns out to be Medusa, who attempts to turn him to stone with her gaze as a reward for his assistance in freeing her. He is startled to hear her identify herself as the monster Medusa, but he does not turn to stone as he looks at her. Medusa wonders if her powers have finally faded over the course of the centuries, and dares to draw the curtain back from a covered mirror in order to peer at her own visage. Medusa turns to stone as she had not guessed that the man was blind.
Notes
- "Where Will You Be, When... The Spider Strikes!" is reprinted in Where Creatures Roam #8.
- "What Lurks on Channel X?" is reprinted in Fear #5 & Monster Menace #1.
- "Menace From Mars!" is reprinted in Fear #5.
- "One Look Means Doom!" is reprinted in Fear #5.