Creator
Stan Lee, Steve Ditko
Bill Finger, Bob Kane, Jerry Robinson
Universe
Earth-616
New earth
Publisher
Marvel comics
DC comics
In Comics
Amazing Spider-Man #2 (May, 1963)
Batman #1 (Spring 1940)
Comic Appearances
695 Issues
Citizenship
American
American
Marital Status
Widowed
Widowed
Occupation
Professional criminal; formerly electronics engineer
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Base
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Arkham Asylum, Gotham City; Ha-Hacienda
Relatives
Not Available
Jeannie (wife, deceased); Unborn son (deceased); Melvin Reipan (cousin, deceased)