If I were a hero, I'd be Martin Luther (Part 4199)....

 Superhero Anydays

Today, we have the Avengers in the order and the year they joined, through 1987.

1963: Iron Man, Thor, Hulk, Ant-Man/Giant Man, The Wasp

1964: Captain America

1965: Scarlet Witch, Quicksilver, Hawkeye, Swordsman

1966: 

1967: Hercules

1968: Black Panther, Vision

1969: Black Knight

1970, 1971, 1972:

1973: Black Widow

1974:

1975: Mantis

1976: Beast, Hellcat, Moondragon

1977: 

1978: Two-Gun Kid

1979: Falcon, Ms. Marvel, Wonder Man

1980: 

1981: Tigra

1982: She-Hulk

1983: Captain Marvel

1984: War Machine, Mockingbird, Eros, 

1985: Namor

1986: Thing, 

1987: Dr. Druid, Firebird, Moon Knight

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And today, we also have a Fantastic Four cosplaying group. 

POLT