In 2369, he and his two Bajoran assistants were sent to Deep Space 9 to intercept and steal a shipment of deuridium. He met with Quark on the station to receive information on the shipment, only to find that Kobliad security officer Ty Kajada was spying on them, when she fell off the third level.
He attacked and boarded the Norkova, killing the bridge crew, before securing the vessel for Vantika's arrival. After Durg refused to go to warp while the ship was being held in DS9's tractor beam, saying that he'd have no part in this, Vantika (as personified in Julian Bashir) murdered Durg. (DS9: "The Passenger")