Ratius "Validus" Pron, known more as Darth Validus, formerly Grand Admiral Validus and Grandmaster Validus, and now Supreme Commander Validus, was a Dark Lord of the Sith and councilmen of the Galactic Empire and then later a member of the Dark Galactic Empire's Sith-Imperial High Council. Validus was the forth member of the Galactic Empire, being invited into the started empire with his master, Darth Praxeum.