Because you like Rick Blaine in Casablanca

Finn pulled off the impossible: he quit life as a Stormtrooper. Unfortunately, life only got more complicated after that. See them in Star Wars Series.

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

Diana Prince is using a truth-telling lasso and super-strength to make Earth a little more like Paradise. See them in DC Extended Universe.

A former high school outcast, Rebecca Doppelmeyer is tentatively shaking off her misanthropic personality. See them in Ghost World.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

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.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Resourceful and pragmatic, Selina Kyle always keeps in mind her number one priority: herself. See them in Gotham.

Chuckie Finster is a baby afraid of everything from clowns to closets, unless his best friend's by his side. See them in Rugrats.

Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.

Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..