Because you like Optimus Prime in Transformers

Being beautiful and rich doesn't guarantee happiness for Cheryl Blossom. See them in Riverdale.

Louis de Pointe du Lac is wanting to find a way of living that doesn't make him miserable. See them in Interview with the Vampire: The Vampire Chronicles.

Tempestuous and talented, Claire Randall is a woman with a passionate heart and a quick mind. See them in Outlander.

There's magic behind Tara Maclay's quiet façade. See them in Buffy the Vampire Slayer.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

Through raised to be a gentleman, Laurie has a mischievous sense of humor. See them in Little Women.

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

Serena van der Woodsen is a wild child. Too wild, her friends and family might argue. See them in Gossip Girl.

Liesel Meminger is trying to ease the suffering of those around her, German and Jew alike. See them in The Book Thief.

Penelope Garcia is the smartest ex-con turned FBI tech, but her fashion never fails to raise eyebrows. See them in Criminal Minds.