As an administrator and slave of the Sith Eternal on the planet Exegol, Dathan was a male Symeong. He maintained a friendship with a Strand-Cast, the son of Emperor Sheev Palpatine. Dathan aided his friend in his flight from Exegol in 3 ABY. Following their escape from Exegol, the Strand-Cast adopted Dathan's name to enlist for employment on a sunscooper.