User blog comment:ClariS/Why Xerath's Passive is Bad/@comment-122.106.33.58-20130318061127/@comment-4881935-20130319040631

read the lore, and you're learn that the lore behind the armor is to weaken him. It was set on him by his enemies to make him weaker.

So why would him getting stronger make the armor, that weaken him, make him stronger