Darth Adnihilo, who previously went by his original name Jason Archwalker, was a Human Male Correlian Sith Lord born on Correlia in 26 BBY. Jason Archwalker, who was twelve, was discovered to be Force-sensitive by Darth Estus, and for ten years Darth Estus trained him everything that he knew in the ways of the Dark Side of the Force. After Darth Adnihilo betrayed and murder his Sith master, he traveled to Coruscant in search of the legendary Dark Lord of the Sith, Darth Sidious.