My favorites are Ren Hoek (Ren and Stimpy), Ed Bighead (Rocko's Modern Life), The Gromble (Aaahh real monsters), Rancid Rabbit (CatDog), Plankton (SpongeBob), Denzel Crocker (Fairly Oddparents, "FAIRY GODPARENTS!"), Invader Zim and Gir, Vlad Plasmius and Skulker (Danny Phantom), King Goobot and Professor Calamitious (Jimmy Neutron), Vexus (My life as a teenage robot) Fire Lord Ozai (Avatar the last airbender), and many others.