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World of Warcraft Upgrades Upgrades are the components that can be added to equipment in order to give it various bonuses. They can range from stat boosts to increased proc chances of amazing effects on the equipment. The item upgrade system operates slightly differently than what you might be used to from other MMORPGs. This guide will go over the basics and provide some tricks and tips. Rerolling When visiting an upgrader for items the player can upgrade items like trinkets, a