Because you like Richard B. Riddick in The Chronicles of Riddick
When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.
Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.
Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.
Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .
Quicksilver is a cocky speedster who could run around the world in the time it's taking you to read this. See them in Marvel Cinematic Universe.
Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.
Innately shy, Ginny Weasley is growing into a feisty, independent spirit. See them in Harry Potter Series.
A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.
Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.
A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.
With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.