Because you like The Master in Doctor Who

A doting grandfather, Edwin Hoover also has a heroin addiction and a penchant for swearing. See them in Little Miss Sunshine.

A superpowered test subject, Scarlet Witch can manipulate other people's thoughts and force them to confront their worst fears. 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.

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.

A no-nonsense hitman with a taste for good burgers and divine justice, Jules Winnfield will go to great lengths to please his boss. See them in Pulp Fiction.

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.

High school is Hell, so Allison Reynolds spends her time giving herself tattoos with ballpoint pens and shaking dandruff out of her hair. See them in The Breakfast Club.

Ruling with an iron fist, Pablo owns the drug trade and is bathing in the fame and wealth that the cocaine trade in Columbia offers. See them in Narcos.

The party never really ends with Penny Lane, a rock-worshipping groupie who is refreshingly self-aware and free-spirited. See them in Almost Famous.

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

Genetically and cybernetically enhanced, Gamora was trained from birth to be one of the deadliest women in the galaxy. See them in Marvel Cinematic Universe.