Major Key
Avengers #55
WHY THIS ISSUE IS KEY
First full appearance of Ultron.
Why this comic matters
Avengers is drawn into a conflict that introduces the new character or threat named in the key milestone. The encounter establishes the newcomer’s personality, powers or place in the wider cast while keeping the larger consequences for later stories.
Key issue facts
PublisherMarvel
Publication year1968
Key classificationMajor Key
CharactersAvengers
Collector significance
As a major key, the issue is notable for the milestone recorded above and is the kind of comic collectors often identify by the event, debut or change it contains. Collector interest can vary significantly by printing, edition, condition and grade, so this guide does not assign a market value.
Characters connected to this issue
How this issue connects to the movies
The movie guides below are connected through Avengers. They are discovery links between the comic and film sections of SLABS N' STACKS; inclusion here does not by itself mean a film directly adapts this specific issue.
Related movie series
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