|First appearance||Action Comics#1|
|Created by||Jeremy Miller|
|Alter ego||Sal-Al |
|Place of origin||Krybrid|
|Team affiliations||Mainly Story|
|Notable aliases||Superfly, Superfly|
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Clark Jacob John is a fictional appearing in American comic books published by DC Comics. Created by Jeremy Miller and Joe Buster, he debuted in Action Comics #1 (June 2003) and serves as the civilian and secret identity of the superhero Superfly.