He is the Dark Lord, he wants to project an intimidating appearance.
you need to download it as a mod for the PC.
You can't mod the console versions of Oblivion. Sauron's Armour is something added by a mod on the PC version.
armor
Sauron could take any form he wished; up until he lost those powers - at the fall of Numenor he lost his guise as 'lord of gifts' and when he lost the ring he could not form at all.
An armadillo.
Sauron's original name was Mairon.
The Mouth of Sauron, in both the movie and the book The Return of the King, is a lieutenant of Sauron that knows Sauron's mind, so Sauron speaks through him. He is still a Numorean man, however, and hopes to gain much from Sauron's conquest of Middle-Earth.
A burrowing animal covered with bony plates that act as armor is called an armadillo. In Spanish, the word "armadillo" means "little armored one".
Both Ankylosaurus and Armadillo are covered in armor. Because of their armor, armadillos have few predators, and Ankylosaurus had none.
Mouth of Sauron was created in 1955.
Sauron was played by Sala Baker.
To get Saurons armor in oblivion you must first download a mod or create one that imorts the armor in the game. Then depending on which mod you have installed ofr the armor you can find it in different places. See the related link listed below. Where to find it in-game is probably in the description or the images. Or, if you have the construction set, just load the mod with the cs and find the armor in there; expand the second column to get the form id's for the pieces of armor, and when in-game, just press '~' and type: player.additem <form id> <quantity>