Extract Look like uriel septim.esp to C:\Program Files\Bethesda Softworks\Oblivion\Data.

Extract the file Voice to C:\Program Files\Bethesda Softworks\Oblivion\Data\sound\

This mod allows you, the player, to be Uriel Septim.
Start by making a new character. You will notice you are in the Imperial Palace, and look exactly like uriel septim. All you have to do is name him Uriel Septim.
He comes with the emperor's robe, emperor's shoes, wearable amulet of kings, palace faction, emperor faction, and ic faction.