Here is the order in which the various super heroes, heroines and villains graced us with their presence
1938
April
Superman
1939
May
Batman
1940
April
Robin Lex Luthor
May
Catwoman
1941
March
Captain America
October
Scare Crow
December
Wonder Woman
Penguin
1959
March
Flash
October
Green Lantern
1961
November
Fantastic Four
1962
May
The Incredible Hulk
July
Dr Doom
Aug
Spiderman
Thor
October
Loki
1963
March
Iron Man
July
Dr Octopus
September
Sandman
Professor X and Magneto
X-Men First Class (Cyclops, Jean Grey, Beast, IceMan)
November
Lizard
1964
Feb
Electro
1965
April
Green Goblin
1966
June
Poison Ivy
1967
July
King Pin
1970
November
Darkseid
1971
June
Ra's Al Ghul
1974
November
Wolverine
1975
May
Storm
October
Joker
1977
August
Sabretooth
1984
May
Venom
1992
Nov
Doomsday
1993
January
Bane
September
Harley Quinn