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World of Warcraft Item Upgrade The item upgrade was first introduced in Generation II. This item allows Porygon to transform into Porygon2 while being traded or in possession. It can be inserted into armor, weapon gear and trinkets to give an extra effect or boost its attribute value. However, the majority of upgrade components require that the item be at an appropriate level before it can be slotted in. Recycle points Recycle points can be used to upgrade certain items. You can get them through recyc