Because you like Hannibal Lecter in The Silence of the Lambs
Dante Alighieri is a crusader fighting his way to absolution. See them in Dante's Inferno.
If Lisbeth Salander can hurt a bastard who deserves it by digging up stuff about him, she feels good. See them in The Girl with the Dragon Tattoo.
John Bender's interests include marijuana, fighting, and breaking the rules. See them in The Breakfast Club.
Brandon Teena is an adventurous young man with the courage to be himself. See them in Boys Don't Cry.
They say Babydoll has lost her mind. But why does it seem like she's the only sane one in her institution? See them in Sucker Punch.
Alien insists on taking the party with him wherever he goes. And if you're lucky, you'll get to see his gun collection. See them in Spring Breakers.
Stuck in space, Ryan Stone will either make it back to Earth and have one hell of a story to tell. Or she will burn into the ether. See them in Gravity.
A Vietnam vet, Travis Bickle spends his days driving his taxi and watching porn flicks. See them in Taxi Driver.
When a half-breed breaks the rules, John Constantine deports them straight back to hell. He's trying to buy his way into heaven. See them in Constantine.
Blade has all the cool vampire powers with none of the weaknesses. Definitely not a guy to pick a fight with. See them in Blade.
Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.
Saul Goodman can get just about any lying crook off the hook in court. Well, as long as he can make a buck out of it. See them in Breaking Bad.