Because you like Preston Burke in Grey's Anatomy

He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.

Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.

R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.

A self-professed psychopath, James kills small animals for fun. After getting bored of that, he is ready for an ambitious murder. See them in The End of the F World.

Clementine Kruczynski thinks that too many guys think she's a concept, or she completes them, or she's gonna make them alive. See them in Eternal Sunshine of the Spotless Mind.

Patrick Star enjoys life's simple pleasures because he can't wrap his brain around anything more complicated. See them in SpongeBob SquarePants.

The White Queen been treated horribly, but the day of her victory is almost near. See them in Alice in Wonderland.

Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.