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World of Warcraft Item Upgrades Upgrades to items are an essential part of gearing up your character. Upgrades increase the base damage and the enchantments of items. They also offer bonuses and enhancements. The Blacksmith is able to sell them to you. Players can recycle any item by pressing the upgrade button on it. Every item recycled adds a level to the gauge for upgrading. Weapons When a weapon is upgraded, it gets an initial damage bonus as well as an increase in the scaling factor that affects other stats