Xanxus

Xanxus is the current leader of the Varia, the independent assassination squad of the Vongola Famiglia. Appearing in the manga and its anime adaption, Xanxus was the main antagonist of the Varia Arc. Additionally, Xanxus appears in other Katekyo Hitman Reborn! media. As a child living in poverty with his mother in Italy he then became Vongola Nono's adopted son. Of all the mafia families, Xanxus was raised under the household of one of the most prominent ones.