Because you like Ganondorf (Ganon) in The Legend of Zelda

An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.

Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.

Aiden Pearce is a hacker who knows how dangerous the world can be, both online and off. See them in Watch Dogs.

Fiercely independent and extremely hot-blooded, Ryuko Matoi prefers to work alone. See them in Kill la Kill.

Cynical, judgmental, and hipper-than-thou, Enid Coleslaw wears her outsider status like a badge of honor. See them in Ghost World.

It's hard enough fighting a war. But it's worse for Commander Shepard, knowing no matter how hard you try, you can't save them all. See them in Mass Effect.

Anywhere there's adventure, Jaskier is there to write a catchy song about it. See them in The Witcher.

The only constant in Night Vale is Cecil's hypnotic voice. See them in Welcome to Night Vale.

Orphan Bruce Wayne has a tortured soul, but he's trying his best to weed out corruption. See them in DC Extended Universe.

Though raised to think of himself as a monster, Quasimodo has a heart that holds nothing but compassion. See them in The Hunchback of Notre Dame.