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World of Warcraft Item Upgrade The upgrade to the item was first introduced in Generation II. This item upgrade allows Porygon2 to evolve in exchange for trade while held. It can be inserted into weapon gear, armor and trinkets in order to provide a bonus effect or increase its value. The majority of upgrade components require the item be in a certain state before it can be inserted. Recycle points Recycle points can be used to upgrade certain items. You can earn them by recycling cans and plastic or by completing