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Item Upgrading in World of Warcraft Item upgrading is a great way to improve your equipment's performance. Some upgrades can improve the appearance of your equipment. Upgrading an item rerolls its affixes and extra stats. If the item that was upgraded had Enhanced Defense, its Enhanced Defense stat will increase to +1 maximum. If it is not Enhanced Defense, then its value will be played. Leveling Leveling is the method of measuring and determining the relative height of points in relation to an agreed upon level. A typical procedur