Because you like Bill Haverchuck in Freaks and Geeks

Vash might act like a carefree, peace-loving goof, but it's not wise to underestimate this "Humanoid Typhoon." See them in Trigun.

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

Lois Lane's journalistic success is the result of her tenacity. She will doggedly pursue her leads until discovering the information she needs. See them in DC Extended Universe.

The Kid doesn't talk. He just acts with determination. See them in Bastion.

On the football field, Tim Riggins has it together. But off the field, he sports bloodshot eyes and broken hearts. See them in Friday Night Lights (TV).

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.

Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .

He's the great Black Star, and he's come to assassinate you. See them in Soul Eater.

Hans Landa doesn't seem to have issues with Jews, but he hunts them because he's determined to do his job well. See them in Inglourious Basterds.

Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.

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

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.