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World of Warcraft - Item Upgrade The feature allows players to boost the item level of equippable weapons or armor. This improves the stats and can also add buffs or rerolls on an affix. It is crucial to remember that upgrading magic and common gear isn't always worth it. Unique and rare equipment will soon surpass modernized equipment and magic. Cost When a player upgrades an item, they have to spend Gold to upgrade the item. The cost to upgrade an item varies based on the current level of the item and type of up