Because you like Seto Kaiba in Yu-Gi-Oh!
Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.
Though he has a brilliant mind for mathematics, Christopher has a much harder time processing the rest of the world. See them in The Curious Incident of the Dog in the Night-Time.
Tempestuous and talented, Claire Randall is a woman with a passionate heart and a quick mind. See them in Outlander.
Ponyboy Curtis is a "Greaser" on the surface, but he's a sensitive poet underneath. See them in The Outsiders.
David Wooderson has clocked in hundreds of hours cruising around town looking for fun. See them in Dazed and Confused.
A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.
D.J. Tanner is a rebellious teen who wishes her lame dad would butt out of her personal life. See them in Full House.
Working as a captain in the American Expeditionary Forces and a spy for British Intelligence, Steve Trevor wants to end World War I once and for all. See them in DC Extended Universe.