Professor Zoom
In the second "Robot Chicken" DC Comics Special, titled "", the Legion of Doom's core membership includes Luthor, Bizarro, Poison Ivy, Black Manta, Joker, Penguin, Brainiac, Captain Cold, Scarecrow, Gorilla Grodd, Sinestro, Catwoman, Riddler, Toyman, and Two-Face while Weather Wizard, Black Adam, Darkseid, Harley Quinn, Mr. Freeze, Professor Zoom, Starro, Killer Croc, and Clayface make cameo appearances.