Palpatine

Palpatine was a force-sensitive human male who served as the last supreme chancellor of the galactic republic and the first emperor of the galactic empire. A dark lord of the sith in the order of the sith lords, recorded by history as the most powerful who had ever lived, his entire life was the culmination of a thousand-year plan to overthrow the republic and the jedi order from within.

Behind the scenes
There is no known information about who is going to this charachter.