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World of Warcraft Item Upgrades Item upgrades provide players with the ability to upgrade their equipment that they already own. This can be accomplished by any item upgrader NPC. Generally, upgrades increase an item's main stats and provide extra benefits, based on the item type. Examples include Whistan's shield for FB sorcs, or Goldwrap for build casters. Armour Link's armor is an essential element in keeping him safe from danger. While it isn't able to be upgraded like weapons, you can still enhance it