Because you like R2-D2 in Star Wars Series

Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.

A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.

Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.

Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .

Maria Rambeau is a tough-as-nails Air Force pilot who is also a loving single mom. See them in Marvel Cinematic Universe.

With those dearest to him dead and no one to trust, Max Rockatansky is a slightly hysterical man alone on the run in a post-apocalyptic world. See them in Mad Max: Fury Road.

Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.

Kristoff may seem standoffish, but this ice harvester has a warm heart. See them in Frozen.

Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.