Because you like The Spirit of the Puzzle in Yu-Gi-Oh!
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
In a rag-tag group of kids determined to take down the imperialistic Fire Lord, Katara is the glue that holds them together. See them in Avatar: The Last Airbender.
A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.
A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.
Henry Mills is an idealistic young boy with the heart of the truest believer. See them in Once Upon a Time.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.
A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.
Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.