Silva is the infamous captain of the Weiss Pirates, often known by his alias, "The Demon of The Fog." His words are often rough and harsh, and he isn't afraid to say what he's thinking. He doesn't hold back when it comes to a fight, and is very physically strong. Despite being known for his ruthlessness, he's very caring towards his crew and the people he likes. He's a sharpshooter who's very good with weapons, and he's also a good cook. He won't hesitate to take what he wants.