Because you like Angel in Angel

Raiden is an efficient soldier haunted by his repressed past. See them in Metal Gear Series.

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

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.

A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.

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

Pro: Johan Liebert is handsome and charming. Con: he's also a sociopathic killer. See them in Monster (TV Show).

Reclusive, quiet, and seemingly emotionless, Lain Iwakura feels like an outsider in her hyper-connected world. See them in Serial Experiments Lain.

An obsessive schoolgirl, Yuno has two sides to her personality, and both are equally unnerving. See them in The Future Diary.