Swamp Thing vs Joker Facts
Creator
Alan Moore, Len Wein
Bill Finger, Bob Kane, Jerry Robinson
Universe
New earth
New earth
Publisher
DC comics
DC comics
In Comics
Swamp Thing #1 (November, 1972)
Batman #1 (Spring 1940)
Citizenship
American
American
Marital Status
Widowed
Widowed
Occupation
Planet Elemental, former Biochemist
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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)