Because you like Mrs. Krabappel in The Simpsons
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.
Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.
Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.
Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.
Butters Stotch is a kind-hearted student who likes ladybugs, Charlie's Angels, art class, baby-back ribs, and Little Bunny Foo Foo. See them in South Park.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
Dewey Finn will rock you. He feels rock and roll in his blood and guts. See them in School of Rock.
Velma Dinkley is all about getting results, not taking credit. She is the unsung hero of Mystery Inc. See them in Scooby-Doo.
Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.
Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.