Reaparecía la Invasora Tenn (de "MegaDoomer"), los Meekrob (de "Dib's Wonderful Life Of Doom"), la Resisty (de "Backseat Drivers From Beyond The Stars") y Skoodge (de "The Nightmare Begins", "Hobo 13", "Day Of Da Spookies" y "Midgets Of Doom").