Because you like Jerry Seinfeld in Seinfeld

Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.

Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

Despite the war-torn world around him, Mal Reynolds still holds onto the shred of hope that life can be more than just living another day. See them in Firefly.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.

Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.

Equal parts funny and neurotic, Cory Matthews has a warm and generous spirit. See them in Boy Meets World.

Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.