Ephran Zell was a human male researcher who served the Sith Empire during the Cold War against the Galactic Republic. Zell assisted in excavating the Valley of the Dark Lords on Korriban, and specifically worked on uncovering the secrets from the tomb of the Sith Lord Tulak Hord. He worked for years excavating and researching the tombs, but spent even longer searching for an archaeological marvel from the tomb known as Tulak Hord's tablet.