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World of Warcraft Item Upgrade Item upgrade is an evolution item that first came into Generation II. This upgrade enables Porygon2 to evolve when traded while held. Slotting it into weapon gear, armour and trinkets can provide an additional benefit or increase the attribute value. However, most upgrade components require the item to be at a certain level before it can be slotted into. Recycle points Recycle points can be used to upgrade certain items. They can be obtained by recy