Unfortunately, it's impossible.
if you mean the dark brotherhood armor kill someone then sleep until you get invited into the family
Some of them they did but things like horse armor and extended fighters guild, etc. they did get Shivering Isle and The Knights of Nine
No there are not.
Yes its called 'oblivion the game of the year edition'
You have to download a mod, there is no halo armor in the game itself.
No, oblivion only comes for PS3, PC and Xbox 360.
You can, if you use a mod.
daedric
Yes
Well argonians and khajitts are both classed as beast or animals so you can be both of those "beasts" on the PS3 version of oblivion
It is either leather/steel or quest\enchanted armor or blades armor
No, no Bone Armor exists in game, without the assistance of a mod (modification).