Because you like Izaya Orihara in Durarara!!
Be careful around Marie Laveau. There's no one more vengeful than a double-crossed voodoo queen. See them in American Horror Story.
Dante Alighieri is a crusader fighting his way to absolution. See them in Dante's Inferno.
Leonard Hofstadter is the normal one among his scientist friends, though in fairness that's a low bar. See them in The Big Bang Theory.
Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.
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.
Disgust is a friend who makes sure you stay away from all things gross. See them in Inside Out.
His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.
Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.
Carolos has perfect hair, a lab coat, and a constant readiness to do science. See them in Welcome to Night Vale.
A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
Lucius Malfoy is a judgmental social climber who has a bigoted superiority complex. See them in Harry Potter Series.
A confident celebrity, Allison Hargreeves wasn't quite careful enough about what she wished for. See them in The Umbrella Academy.