 They travel to the nearby planet of Faun Hakkor, another formerly human-settled world, to find it stripped of all sentient life.The Didact sponsors Bornstellar's first mutation—a vital part of Forerunner growth—imprinting his personality, tactics, and memories upon Bornstellar.The Didact's party are captured and imprisoned by Forerunner Builders, under the command of Faber, the Master Builder.