Caius (Twilight)

"We do not offer second chances."

- Caius

Caius is a vampire, one of the three ancient leaders of the Volturi, who are based in Volterra, Italy, and who, according to Edward Cullen, lead a very civilized lifestyle. Caius has a wife named Athenodora, who lives a very retired life in Volterra. He is the most ruthless of all three leaders.