Because you like Spike Spiegel in Cowboy Bebop

The vampire that killed Zero Kiryu's family also infected him, and he starts to crave blood, much to his horror. See them in Vampire Knight.

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

Yukiteru is a reclusive observer who would rather watch life go by than participate in it. See them in The Future Diary.

A precocious 11-year-old, Satsuki Kusakabe is not quite as grown up as she pretends to be. See them in My Neighbor Totoro.

While he might be too cool for school, Soul isn't too cool to do the right thing. See them in Soul Eater.

It turns out Dracula's son Alucard has some pretty severe daddy issues. See them in Castlevania.

Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.

When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.

As the Rose Bride, Anthy Himemiya is a spectator in the fencing matches fought over her and her power "to revolutionize the world." See them in Revolutionary Girl Utena.