Jack Serious
Dr.John Cereus
8 issues
Jack Serious, also known as Dr.John Cereus, has appeared in 8 comics from Marvel Comics since 1990. The most recent catalogued appearance dates to 2013. Most catalogued appearances come from Deadpool.
Real Name
Dr.John Cereus
Hero Name
Jack Serious
Publisher
First Appearance
Powers
longevity, Intellect, Size Manipulation, Genetic Manipulation, Leadership
Gender
Male
Aliases
Dr.John Cereus, Dorkham Asylum Chief of Staff, Emperor of Wacky Land
Latest Issue Appearances
Appears alongside
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