Because you like Biff Tannen in Back to the Future

Leonard "Bones" McCoy is passionate, moral, and ready to stitch you back together. See them in Star Trek.

A ruthless militant, Raza will do anything to take down Tony Stark. See them in Marvel Cinematic Universe.

Edmund Pevensie isn't a bad person, but he did sell his siblings out for a tin of Turkish Delight. See them in The Chronicles of Narnia.

Member of the student council, captain of the fencing team, and part-time model, Juri Arisugawa is idolized by everyone around her. See them in Revolutionary Girl Utena.

A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

A charismatic and misunderstood FBI agent, Dale Cooper relies on dreams and premonitions to solve cases. See them in Twin Peaks.

Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.

Samwell Tarly is a scholar, not a fighter. But that's not good for an aspiring member of the Night's Watch. See them in Game of Thrones.

C is for cookie, and that's more than good enough for him. See them in Sesame Street.