Because you like Sarah Ashburn in The Heat
Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.
Even with the world on the line, Bayonetta is an Umbra Witch who maintains a biting sense of humor. See them in Bayonetta.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Quinn Fabray can become a monster when there is something she wants. See them in Glee.
Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.
Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.
Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.
Talos is a mysterious military commander skilled in the art of deception. See them in Marvel Cinematic Universe.
There's nothing like discovering dear old dad is a serial killer to send you into an (understandable) funk. See them in Hannibal.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Bran Stark discovered a scandelous family secret. He swore to keep quiet but soon found himself on the receiving end of attempted murder. See them in Game of Thrones.