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The Importance of Upgrades in World of Warcraft Upgrades are a new kind of item that provides an increase in your stats. You can upgrade your armor weapons, trinkets and weapons with these. To determine probabilities, item upgrades use a "upgrade pity". This system is meant to reduce chances of losing and provide an adequate safety net when upgrading. Armor The item upgrader allows players to upgrade the equipment level of their trinkets, armor, and weapons. The upgrade is applied to the equipment when you visit an item upg