Swamp Thing vs John Grey Facts
Creator
Alan Moore, Len Wein
Stan Lee, Jack Kirby
Universe
New earth
Earth-616
Publisher
DC comics
Marvel
In Comics
Swamp Thing #1 (November, 1972)
The X-Men #5 - Trapped: One X-man!
Hair Color
Blonde
Grey (formerly black)
Citizenship
American
American
Marital Status
Widowed
Married
Occupation
Planet Elemental, former Biochemist
Not Available
Relatives
Not Available
Not Available