Shou Tucker – Fullmetal Alchemist: Although he doesn’t kill anyone, Tucker uses despicable tricks to get money to maintain his alchemy experiments.
Father – Fullmetal Alchemist: Brotherhood: The famous villain of the manga Fullmetal Alchemist and the anime Fullmetal Alchemist: Brotherhood cannot be absent from the list of the most prominent villains in Japanese comics.
Majin Buu – Dragonball Z (Dragon Ball): Unlike the villains often seen in literature with dark souls or painful childhoods, Majin Buu kills people just because he likes to do so because he has the ability.
Light – Death Note: It is true that at first Light Yagami just wanted to help purify the world when he found the Death Note – a death note that has the ability to end the life of whoever owns it.
Diva – Blood+: Diva deserves the title of the worst sister in the manga world when she abused and almost killed her adopted younger brother Riku.
Medusa – Soul Eater: Medusa is the worst mother in the manga world when it comes to experimenting on her own children.
Johan Lieber – Monster: Johan Liebert is a serial killer that makes even Hannibal Lector afraid.
Naraku – Inuyasha: Naraku will not kill his opponents right away, but he will make them slowly die and bleed to death.
According to Zing