Because you like Rincewind in Discworld

Accessing more than 10 percent of your brain can do strange things to anyone, and Lucy is Exhibit A. See them in Lucy.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.

Wearing couture pinstripe suits over his cut abs, banker Patrick has a way with the ladies. But his relationships never end well. See them in American Psycho.

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.

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

Don't let Princess Peach's sweet, gentle nature fool you. Princess Peach can put up a good fight. See them in Super Mario Bros..

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Joel is a hardened, jaded survivor who keeps finding things to fight for. See them in The Last of Us.

Clementine is a beacon of innocence in a dangerous, deadly world. See them in The Walking Dead (Video Game).

Phil Coulson is a deadly field agent with the demeanor of a friendly dad. See them in Marvel Cinematic Universe.

Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.