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The Importance of Upgrades in World of Warcraft Upgrades are a brand new type of item that can provide an increase in your stats. You can upgrade armor trinkets, weapons, and trinkets using these. To determine probabilities, are based on "upgrade pity". This system is designed to lower extremes of luck and provide an adequate safety net when upgrading. Armor The item upgrader allows players the ability to upgrade equipment levels of their armor, weapons and trinkets. The upgrades are applied to the equipment by visiting an item upgrader NPC with app