Major Key
Captain America Comics #1
First appearance of Bucky Barnes alongside Captain America.
View key issue guideMarvel & DC Key Comic Issues
Explore 223 collector guides covering major and minor Marvel & DC comic milestones.
Marvel Key Comic Issues
Browse Marvel key issues across the characters represented in the SLABS N’ STACKS comic database.
223 Marvel key issues
Major Key
Venus #6
Minor historical key — early Marvel-era appearance of a Loki character.
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Major Key
Fantastic Four #1
In stock
First appearance and origin of the Fantastic Four.
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Major Key
Amazing Fantasy #15
First appearance and origin of Peter Parker/Spider-Man.
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Major Key
Tales to Astonish #27
Hank Pym's first appearance, before adopting the Ant-Man identity.
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Major Key
Tales to Astonish #35
First appearance of Hank Pym as Ant-Man in costume.
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Major Key
Amazing Spider-Man #2
First appearance of the Vulture, one of Spider-Man’s earliest recurring enemies.
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Major Key
Amazing Spider-Man #3
First appearance of Doctor Octopus, establishing one of Spider-Man’s defining villains.
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Major Key
Fantastic Four #12
First meeting and battle between the Fantastic Four and the Hulk.
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Major Key
Tales of Suspense #39
First appearance and origin of Tony Stark/Iron Man.
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