Xanxus is a prominent antagonist in the anime and manga series Katekyo Hitman Reborn! He is the leader of the Varia, the elite assassination squad of the Vongola Famiglia. Known for his ruthless and power-hungry personality, Xanxus is a formidable and dangerous character who harbors deep resentment towards the Vongola family. His primary goal is to become the Vongola Decimo, the tenth boss of the Vongola Famiglia. Throughout the series, Xanxus plays a significant role as both a rival and an adversary to the protagonist, Tsunayoshi Sawada, and his guardians.