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World of Warcraft Item Upgrade The item upgrade was first introduced in Generation II. This item is a special one that allows Porygon to transform into Porygon2 while being traded or held. It can be inserted into armor, weapon gear and trinkets to add an extra effect or boost its attribute value. However, the majority of upgrade components require the item to be at an appropriate level before it can be slotted into. Recycle points Recycle points are a kind of item that can be used to upgrade items. They can be earned by recycling plastic and cans or by completing