Because you like April Kepner in Grey's Anatomy

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.

For Sly Cooper, stealing isn't just about the haul. It's also about the journey. See them in Sly Cooper.

Nothing instills more fear in the Empire than the deep kshhh of Darth Vader breathing through his helmet. See them in Star Wars Series.

Talented but anxious, Shinji Ikari struggles to bear the challenges that life hands him. See them in Neon Genesis Evangelion.

Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.

Although Jareth seems like he's just a harmless romantic, his powers make him a formidable foe. See them in Labyrinth.

An opportunistic fugitive-turned-bounty-hunter, Faye Valentine uses both grit and her good looks to get ahead. See them in Cowboy Bebop.

A benevolent madman with a blue box, The Doctor is traveling through time and space to heal the wounds of the universe. See them in Doctor Who.