Famous Superhero Teams + Year of their 1st appearance
Honorable Mentions: Justice Society of America 1940,
Legions of Superheroes 1958, Teen Titans 1964, X Force 1991, Birds of Prey 1995, The Authority 1999, The League of Extraordinary Gentlemen 1999, Justice League Dark 2011, Legends of Tomorrow 2016.
Ultimate Cartoon Crossover By @Cartoonbrew
This has to be one of the best crossover arts ever! (Why are Mordecai and Rigby in the ground!?)
I think I’m going to use this as my new background on my blog!