Because you like Master Chief (John-117) in Halo

It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.

Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.

A brave "Young Wolf," Robb Stark has never lost a battle. See them in Game of Thrones.

A precocious 11-year-old, Satsuki Kusakabe is not quite as grown up as she pretends to be. See them in My Neighbor Totoro.

Jean-Baptiste Grenouille may have a phenomenal sense of smell, but he has a weak sense of morality. See them in Perfume: The Story of a Murderer.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Ahsoka Tano hopes to be a very powerful and knowledgeable Jedi one day. See them in The Clone Wars.

Susie Salmon has a big heart, even though it's not beating anymore. See them in The Lovely Bones.

It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.