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What Are Item Upgrades in Genshin Impact? Upgrades to items can be added to armors, weapons trinkets, weapons and gathering tools. They can provide additional stats or extra effects. These upgrades can be purchased from vendors, exchanged with other players, or received as a reward. It's generally a good idea to upgrade equipment, especially when it's unique or rare. However, it's possible to over-upgrade equipment particularly if they have high base requirements. Rerolling There are several ways to get