![DC Super Friends](https://image.tmdb.org/t/p/w342/83xJW1EulOodKzeATHK55ubzoTP.jpg)
1 Season
15 Episode
DC Super Friends - Season 1 Episode 4 The World's Finest Supervillain Hideout
Lex Luthor introduces the Joker to his new additions to the gang and the Legion of Doom is created.