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Path of Exile Item Upgrades Item upgrades are a common and essential way to boost the performance of a variety of items in Path of Exile. They can provide extra damage, AD or even affixes. Rare-grade equipment is often superior to modernized Common or Magic equipment due to their higher requirements. Armor Armor upgrades can be applied to both weapon and armor items. They increase the effectiveness of the item they're attached to. Upgrades to armor can be found in the world of g