Could the members of the Angiris Council
Tyrael, Aspect of Justice
Auriel, Aspect of Hope,
Imperius, Aspect of Valor
Itherael, Aspect of Fate
Malthael, Aspect of Wisdom
Defeat the Dragon Aspects -
Alexstrasza - Aspect of Life
Ysera - Aspect of Dreams
Malygos - Aspect of Magic
Nozdormu - Aspect of Time
Neltharion - Aspect of Earth
At the height of their respective powers -- without any corruption, in a neutral realm, no outside interference allowed?