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https://howell-gibbons-3.blogb....right.net/item-upgra
World of Warcraft - Item Upgrading Upgrades to items allow players to increase the power of their weapons, armor and trinkets. It requires appropriate currencies and items to be spent at an item upgrader NPC. For instance, a weapon that is bound to the default upgrade template of the weapon will be able to gain 3attack damage each time it is upgraded. The percentage value it receives is determined by the s