The son of FrankCairo and brother to AnnabelleCairo. Active in the VegasMob. Resident of LasVegas. Enemy of Annabelle and MickeyBlackNys.

He set Black up to go to jail for him, creating a mystic connection between them. Black was the only person who could get past his mystical defenses to kill him. Annabelle convinced Black to take advantage of this, and Black shot Frank Jr. in the basement of CaesarsPalace with a king-killing pistol borrowed from the Kingkiller.