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World of Warcraft - Item Upgrade Item upgrade allows players to increase the level of armor and weapons that can be equipped. This increases the stats and sometimes adds buffs or rerolls on an affix. It is important to remember that upgrading common gear is not always worth it. Rare and unique equipment will quickly surpass upgraded magic and common gear. Cost The player must pay gold to upgrade an item. The cost to upgrade an item depends on the current level of the item and the type of upg