Legion of Doom

The Legion of Doom is a group consisting of super-villains to oppose the superhero group, the Super Friends.

Members

 * Bizarro
 * Brainiac
 * Cheetah
 * Gorilla Grodd
 * Lex Luthor (leader)
 * Scarecrow
 * Sinestro
 * Solomon Grundy

Scooby-Doo! Team-Up
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Appearances

 * Scooby-Doo! Team-Up
 * #6.
 * #15.