sentences:  He then utilized the planet's defenses to destroy the violent separatists of Varn's species who had returned to take back its weapon systems.Once in place, Draal's presence restored the planet to a stable condition and warned all of Babylon 5 station personnel to refrain from landing on the surface; he intended to preserve Varn's mission to protect the advanced technology from misuse, and thus, barred anyone from journeying to the planet until they were ready.Draal indicated that the machine had a role to fill in some future event, and that he would come to them when ready.