Because you like Pam Beesly in The Office

Tarzan is walking the line between human and animal. Good thing he has excellent balance. See them in Tarzan.

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

Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

This metal-bending mutant may be misaligned with the genetically normal people of the world, but Magneto's got class for days. See them in X-Men Series.

A hardboiled 1940s detective, Cole Phelps is haunted by his past in World War II. See them in L.A. Noire.

Cynicism is his armor and words are his weapons, but what Tyrion Lannister would really like is some nice wine. See them in Game of Thrones.

Although Theon Greyjoy is treated well, he's still essentially a hostage. And that isn't so easy for him to forgive. See them in Game of Thrones.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

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

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.