Because you like Sheldon J. Plankton in SpongeBob SquarePants

Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.

Omar Little is a pretty chill guy, as long as you can forgive the stealing and killing people. See them in The Wire.

While Cassie Ainsworth's head is always in the clouds, her heart is always in the right place. See them in Skins.

They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.

With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.

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.

Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.

A gentle alchemist who is soul-bound to a giant suit of armor, Alphonse Elric is growing into the responsibility handed to him. See them in Fullmetal Alchemist.

Meticulous Arthur is always prepared, but he may not be ready to be the point man in the criminal world of dream sharing. See them in Inception.

Despite the war-torn world around him, Mal Reynolds still holds onto the shred of hope that life can be more than just living another day. See them in Firefly.