Because you like Doc Holliday in Tombstone

Hotheaded and arrogant, Kaneda is nevertheless fiercely protective of the biker gang he leads. See them in Akira.

A born psychopath, don't expect Michael Myers to understand the difference between right and wrong. See them in Halloween.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

An underdog with nothing left to lose, Donnie Creed has everything to prove. See them in Creed.

When it comes to Haruko Haruhara, there's more to the pink-haired biker than meets the eye. See them in FLCL.

Belle is an adventurous, intelligent fairy tale maiden who strives to see the best in everyone. See them in Once Upon a Time.

Terence Fletcher is a brutal and unflinchingly strict music teacher hell-bent on whipping his students into shape. See them in Whiplash.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

Kathryn Merteuil may be a vain sociopath, but you won't be able to look away. See them in Cruel Intentions.

Think you grew up fast? At 12, Mathilda is an aspiring assassin eager to avenge her family's murder. See them in Leon: The Professional.

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.

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.