In regards to Auriel, we don't really know the circumstances of her capture, only that she was. We don't know how many scores of demons attacked her. We do know from the Wrath video though that she does have some capable combat ability.
Also, the scales were tipped heavily in Diablo's favor. Remember, at this point he was the Prime Evil with all seven aspects in his body and basically functioning as a resurrection of Tathamet. Ordinarily I don't think he ought to have been able to even set foot in Heaven.
Also, the scales were tipped heavily in Diablo's favor. Remember, at this point he was the Prime Evil with all seven aspects in his body and basically functioning as a resurrection of Tathamet. Ordinarily I don't think he ought to have been able to even set foot in Heaven.