Because you like Brain in Pinky and the Brain
Don't ask the ruthless queen of the Tokyo underworld any questions unless you're fine with losing a limb. See them in Kill Bill vol. 1.
Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.
Corpse Bride's dreams were taken from her. But now - now she's stolen them from someone else. See them in Corpse Bride.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.
A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.
GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.
A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.
Ryan Howard is a temp turned executive turned failing small-time media mogul. See them in The Office.
Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.
Honest, true, and just, Ned Stark is a good man. Unfortunately, those traits are not assets in Westerosi politics. See them in Game of Thrones.