Because you like Frank Reynolds in It's Always Sunny in Philadelphia

Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.

A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.

What Troy Barnes lacks in common sense, he makes up for with heart. See them in Community.

Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.

The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.

With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.

The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

Both a noble district attorney and a psychopathic villain, Harvey Dent proves some men really can have it all. See them in DC Extended Universe.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.