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World of Warcraft - Item Upgrading Item upgrading allows players to upgrade the level of their weapons, armor and trinkets. The item upgrader NPC requires the appropriate currencies and items. For instance for a weapon, one that is bound to the default upgrade template for a weapon will gain 3% in attack damage each time it is upgraded. However, the amount that it gains is relative to the existing stat value. Recycled Items Recycling old items is a great method to reduce the amount of waste we create. These items can be repurposed into new products,